Home / 1,167,109-1,610,610.66-630,565

Finding the Fourth Proportional to 1,167,109, 1,610,610.66 and 630,565

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Solution

The fourth proportional to 1,167,109, 1,610,610.66 and 630,565 is: 870,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,109 : 1,610,610.66 = 630,565 : x
  2. Step 2: Convert to fraction form
    1,167,109/1,610,610.66 = 630,565/x
  3. Step 3: Cross multiply
    1,167,109x = 1,610,610.66 × 630,565
  4. Step 4: Simplify right side
    1,167,109x = 1,015,594,710,822.90
  5. Step 5: Solve for x
    x = 1,015,594,710,822.90/1,167,109
  6. Step 6: Final answer
    x = 870,179.83

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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.