Home / 1,134,534.42-1,565,690.31-625,269.60

Finding the Fourth Proportional to 1,134,534.42, 1,565,690.31 and 625,269.60

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Solution

The fourth proportional to 1,134,534.42, 1,565,690.31 and 625,269.60 is: 862,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,534.42 : 1,565,690.31 = 625,269.60 : x
  2. Step 2: Convert to fraction form
    1,134,534.42/1,565,690.31 = 625,269.60/x
  3. Step 3: Cross multiply
    1,134,534.42x = 1,565,690.31 × 625,269.60
  4. Step 4: Simplify right side
    1,134,534.42x = 978,978,553,857.58
  5. Step 5: Solve for x
    x = 978,978,553,857.58/1,134,534.42
  6. Step 6: Final answer
    x = 862,890.13

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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.