Home / 1,329,875.24-1,995,009.72-488,361.38

Finding the Fourth Proportional to 1,329,875.24, 1,995,009.72 and 488,361.38

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Solution

The fourth proportional to 1,329,875.24, 1,995,009.72 and 488,361.38 is: 732,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,875.24 : 1,995,009.72 = 488,361.38 : x
  2. Step 2: Convert to fraction form
    1,329,875.24/1,995,009.72 = 488,361.38/x
  3. Step 3: Cross multiply
    1,329,875.24x = 1,995,009.72 × 488,361.38
  4. Step 4: Simplify right side
    1,329,875.24x = 974,285,699,972.61
  5. Step 5: Solve for x
    x = 974,285,699,972.61/1,329,875.24
  6. Step 6: Final answer
    x = 732,614.36

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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.