Home / 1,525,350.47-2,287,128.62-578,787.71

Finding the Fourth Proportional to 1,525,350.47, 2,287,128.62 and 578,787.71

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Solution

The fourth proportional to 1,525,350.47, 2,287,128.62 and 578,787.71 is: 867,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,350.47 : 2,287,128.62 = 578,787.71 : x
  2. Step 2: Convert to fraction form
    1,525,350.47/2,287,128.62 = 578,787.71/x
  3. Step 3: Cross multiply
    1,525,350.47x = 2,287,128.62 × 578,787.71
  4. Step 4: Simplify right side
    1,525,350.47x = 1,323,761,926,456.59
  5. Step 5: Solve for x
    x = 1,323,761,926,456.59/1,525,350.47
  6. Step 6: Final answer
    x = 867,841.17

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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.