Home / 1,036,878-1,553,917.28-538,591.92

Finding the Fourth Proportional to 1,036,878, 1,553,917.28 and 538,591.92

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Solution

The fourth proportional to 1,036,878, 1,553,917.28 and 538,591.92 is: 807,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,878 : 1,553,917.28 = 538,591.92 : x
  2. Step 2: Convert to fraction form
    1,036,878/1,553,917.28 = 538,591.92/x
  3. Step 3: Cross multiply
    1,036,878x = 1,553,917.28 × 538,591.92
  4. Step 4: Simplify right side
    1,036,878x = 836,927,291,356.38
  5. Step 5: Solve for x
    x = 836,927,291,356.38/1,036,878
  6. Step 6: Final answer
    x = 807,160.81

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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.