Home / 1,207,355.10-1,811,032.65-577,499.10

Finding the Fourth Proportional to 1,207,355.10, 1,811,032.65 and 577,499.10

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Solution

The fourth proportional to 1,207,355.10, 1,811,032.65 and 577,499.10 is: 866,248.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,355.10 : 1,811,032.65 = 577,499.10 : x
  2. Step 2: Convert to fraction form
    1,207,355.10/1,811,032.65 = 577,499.10/x
  3. Step 3: Cross multiply
    1,207,355.10x = 1,811,032.65 × 577,499.10
  4. Step 4: Simplify right side
    1,207,355.10x = 1,045,869,725,445.61
  5. Step 5: Solve for x
    x = 1,045,869,725,445.61/1,207,355.10
  6. Step 6: Final answer
    x = 866,248.65

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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.