Home / 1,134,383.57-1,565,482.12-625,118.75

Finding the Fourth Proportional to 1,134,383.57, 1,565,482.12 and 625,118.75

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Solution

The fourth proportional to 1,134,383.57, 1,565,482.12 and 625,118.75 is: 862,681.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,383.57 : 1,565,482.12 = 625,118.75 : x
  2. Step 2: Convert to fraction form
    1,134,383.57/1,565,482.12 = 625,118.75/x
  3. Step 3: Cross multiply
    1,134,383.57x = 1,565,482.12 × 625,118.75
  4. Step 4: Simplify right side
    1,134,383.57x = 978,612,218,174.34
  5. Step 5: Solve for x
    x = 978,612,218,174.34/1,134,383.57
  6. Step 6: Final answer
    x = 862,681.94

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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.