Home / 2,292,341.40-3,438,512.10-2,195,266.20

Finding the Fourth Proportional to 2,292,341.40, 3,438,512.10 and 2,195,266.20

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Solution

The fourth proportional to 2,292,341.40, 3,438,512.10 and 2,195,266.20 is: 3,292,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,341.40 : 3,438,512.10 = 2,195,266.20 : x
  2. Step 2: Convert to fraction form
    2,292,341.40/3,438,512.10 = 2,195,266.20/x
  3. Step 3: Cross multiply
    2,292,341.40x = 3,438,512.10 × 2,195,266.20
  4. Step 4: Simplify right side
    2,292,341.40x = 7,548,449,391,421.02
  5. Step 5: Solve for x
    x = 7,548,449,391,421.02/2,292,341.40
  6. Step 6: Final answer
    x = 3,292,899.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.