Home / 1,036,387.05-1,554,792.79-437,348.31

Finding the Fourth Proportional to 1,036,387.05, 1,554,792.79 and 437,348.31

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Solution

The fourth proportional to 1,036,387.05, 1,554,792.79 and 437,348.31 is: 656,112.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,387.05 : 1,554,792.79 = 437,348.31 : x
  2. Step 2: Convert to fraction form
    1,036,387.05/1,554,792.79 = 437,348.31/x
  3. Step 3: Cross multiply
    1,036,387.05x = 1,554,792.79 × 437,348.31
  4. Step 4: Simplify right side
    1,036,387.05x = 679,985,991,332.72
  5. Step 5: Solve for x
    x = 679,985,991,332.72/1,036,387.05
  6. Step 6: Final answer
    x = 656,112.01

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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.