Home / 1,169,107.76-1,612,774.30-710,100.20

Finding the Fourth Proportional to 1,169,107.76, 1,612,774.30 and 710,100.20

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Solution

The fourth proportional to 1,169,107.76, 1,612,774.30 and 710,100.20 is: 979,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,107.76 : 1,612,774.30 = 710,100.20 : x
  2. Step 2: Convert to fraction form
    1,169,107.76/1,612,774.30 = 710,100.20/x
  3. Step 3: Cross multiply
    1,169,107.76x = 1,612,774.30 × 710,100.20
  4. Step 4: Simplify right side
    1,169,107.76x = 1,145,231,352,984.86
  5. Step 5: Solve for x
    x = 1,145,231,352,984.86/1,169,107.76
  6. Step 6: Final answer
    x = 979,577.24

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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.