Home / 2,891,902.70-4,337,854.05-2,430,008.30

Finding the Fourth Proportional to 2,891,902.70, 4,337,854.05 and 2,430,008.30

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Solution

The fourth proportional to 2,891,902.70, 4,337,854.05 and 2,430,008.30 is: 3,645,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,902.70 : 4,337,854.05 = 2,430,008.30 : x
  2. Step 2: Convert to fraction form
    2,891,902.70/4,337,854.05 = 2,430,008.30/x
  3. Step 3: Cross multiply
    2,891,902.70x = 4,337,854.05 × 2,430,008.30
  4. Step 4: Simplify right side
    2,891,902.70x = 10,541,021,345,688.61
  5. Step 5: Solve for x
    x = 10,541,021,345,688.61/2,891,902.70
  6. Step 6: Final answer
    x = 3,645,012.45

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Similar ratio
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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.