Home / 2,160,010.40-3,240,015.60-2,113,354.40

Finding the Fourth Proportional to 2,160,010.40, 3,240,015.60 and 2,113,354.40

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Solution

The fourth proportional to 2,160,010.40, 3,240,015.60 and 2,113,354.40 is: 3,170,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,010.40 : 3,240,015.60 = 2,113,354.40 : x
  2. Step 2: Convert to fraction form
    2,160,010.40/3,240,015.60 = 2,113,354.40/x
  3. Step 3: Cross multiply
    2,160,010.40x = 3,240,015.60 × 2,113,354.40
  4. Step 4: Simplify right side
    2,160,010.40x = 6,847,301,224,328.64
  5. Step 5: Solve for x
    x = 6,847,301,224,328.64/2,160,010.40
  6. Step 6: Final answer
    x = 3,170,031.60

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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.