Home / 1,154,867.25-1,593,727.11-638,655.88

Finding the Fourth Proportional to 1,154,867.25, 1,593,727.11 and 638,655.88

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Solution

The fourth proportional to 1,154,867.25, 1,593,727.11 and 638,655.88 is: 881,350.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,867.25 : 1,593,727.11 = 638,655.88 : x
  2. Step 2: Convert to fraction form
    1,154,867.25/1,593,727.11 = 638,655.88/x
  3. Step 3: Cross multiply
    1,154,867.25x = 1,593,727.11 × 638,655.88
  4. Step 4: Simplify right side
    1,154,867.25x = 1,017,843,196,097.55
  5. Step 5: Solve for x
    x = 1,017,843,196,097.55/1,154,867.25
  6. Step 6: Final answer
    x = 881,350.82

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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.