Home / 3,313,128.30-4,969,692.45-3,292,133.10

Finding the Fourth Proportional to 3,313,128.30, 4,969,692.45 and 3,292,133.10

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Solution

The fourth proportional to 3,313,128.30, 4,969,692.45 and 3,292,133.10 is: 4,938,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,128.30 : 4,969,692.45 = 3,292,133.10 : x
  2. Step 2: Convert to fraction form
    3,313,128.30/4,969,692.45 = 3,292,133.10/x
  3. Step 3: Cross multiply
    3,313,128.30x = 4,969,692.45 × 3,292,133.10
  4. Step 4: Simplify right side
    3,313,128.30x = 16,360,889,011,465.10
  5. Step 5: Solve for x
    x = 16,360,889,011,465.10/3,313,128.30
  6. Step 6: Final answer
    x = 4,938,199.65

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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.