Home / 1,170,013.20-1,755,077.40-610,141.20

Finding the Fourth Proportional to 1,170,013.20, 1,755,077.40 and 610,141.20

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Solution

The fourth proportional to 1,170,013.20, 1,755,077.40 and 610,141.20 is: 915,241.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,013.20 : 1,755,077.40 = 610,141.20 : x
  2. Step 2: Convert to fraction form
    1,170,013.20/1,755,077.40 = 610,141.20/x
  3. Step 3: Cross multiply
    1,170,013.20x = 1,755,077.40 × 610,141.20
  4. Step 4: Simplify right side
    1,170,013.20x = 1,070,845,030,928.88
  5. Step 5: Solve for x
    x = 1,070,845,030,928.88/1,170,013.20
  6. Step 6: Final answer
    x = 915,241.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.