Home / 1,109,613.94-1,531,252.10-619,591.02

Finding the Fourth Proportional to 1,109,613.94, 1,531,252.10 and 619,591.02

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Solution

The fourth proportional to 1,109,613.94, 1,531,252.10 and 619,591.02 is: 855,027.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,613.94 : 1,531,252.10 = 619,591.02 : x
  2. Step 2: Convert to fraction form
    1,109,613.94/1,531,252.10 = 619,591.02/x
  3. Step 3: Cross multiply
    1,109,613.94x = 1,531,252.10 × 619,591.02
  4. Step 4: Simplify right side
    1,109,613.94x = 948,750,046,322.92
  5. Step 5: Solve for x
    x = 948,750,046,322.92/1,109,613.94
  6. Step 6: Final answer
    x = 855,027.15

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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.