Home / 1,005,478.94-1,387,569.96-546,594.40

Finding the Fourth Proportional to 1,005,478.94, 1,387,569.96 and 546,594.40

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Solution

The fourth proportional to 1,005,478.94, 1,387,569.96 and 546,594.40 is: 754,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,478.94 : 1,387,569.96 = 546,594.40 : x
  2. Step 2: Convert to fraction form
    1,005,478.94/1,387,569.96 = 546,594.40/x
  3. Step 3: Cross multiply
    1,005,478.94x = 1,387,569.96 × 546,594.40
  4. Step 4: Simplify right side
    1,005,478.94x = 758,437,963,673.61
  5. Step 5: Solve for x
    x = 758,437,963,673.61/1,005,478.94
  6. Step 6: Final answer
    x = 754,305.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.