Home / 1,006,418.80-1,509,849.96-437,889.16

Finding the Fourth Proportional to 1,006,418.80, 1,509,849.96 and 437,889.16

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Solution

The fourth proportional to 1,006,418.80, 1,509,849.96 and 437,889.16 is: 656,930.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,418.80 : 1,509,849.96 = 437,889.16 : x
  2. Step 2: Convert to fraction form
    1,006,418.80/1,509,849.96 = 437,889.16/x
  3. Step 3: Cross multiply
    1,006,418.80x = 1,509,849.96 × 437,889.16
  4. Step 4: Simplify right side
    1,006,418.80x = 661,146,930,710.43
  5. Step 5: Solve for x
    x = 661,146,930,710.43/1,006,418.80
  6. Step 6: Final answer
    x = 656,930.23

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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.