Home / 1,154,713.32-1,593,476.15-638,454.10

Finding the Fourth Proportional to 1,154,713.32, 1,593,476.15 and 638,454.10

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Solution

The fourth proportional to 1,154,713.32, 1,593,476.15 and 638,454.10 is: 881,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,713.32 : 1,593,476.15 = 638,454.10 : x
  2. Step 2: Convert to fraction form
    1,154,713.32/1,593,476.15 = 638,454.10/x
  3. Step 3: Cross multiply
    1,154,713.32x = 1,593,476.15 × 638,454.10
  4. Step 4: Simplify right side
    1,154,713.32x = 1,017,361,377,031.52
  5. Step 5: Solve for x
    x = 1,017,361,377,031.52/1,154,713.32
  6. Step 6: Final answer
    x = 881,051.04

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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.