Home / 1,581,478.02-2,371,930.62-443,960.52

Finding the Fourth Proportional to 1,581,478.02, 2,371,930.62 and 443,960.52

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Solution

The fourth proportional to 1,581,478.02, 2,371,930.62 and 443,960.52 is: 665,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,478.02 : 2,371,930.62 = 443,960.52 : x
  2. Step 2: Convert to fraction form
    1,581,478.02/2,371,930.62 = 443,960.52/x
  3. Step 3: Cross multiply
    1,581,478.02x = 2,371,930.62 × 443,960.52
  4. Step 4: Simplify right side
    1,581,478.02x = 1,053,043,551,459.12
  5. Step 5: Solve for x
    x = 1,053,043,551,459.12/1,581,478.02
  6. Step 6: Final answer
    x = 665,860.38

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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.