Home / 3,356,498.40-5,034,747.60-960,421.20

Finding the Fourth Proportional to 3,356,498.40, 5,034,747.60 and 960,421.20

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Solution

The fourth proportional to 3,356,498.40, 5,034,747.60 and 960,421.20 is: 1,440,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356,498.40 : 5,034,747.60 = 960,421.20 : x
  2. Step 2: Convert to fraction form
    3,356,498.40/5,034,747.60 = 960,421.20/x
  3. Step 3: Cross multiply
    3,356,498.40x = 5,034,747.60 × 960,421.20
  4. Step 4: Simplify right side
    3,356,498.40x = 4,835,478,331,689.12
  5. Step 5: Solve for x
    x = 4,835,478,331,689.12/3,356,498.40
  6. Step 6: Final answer
    x = 1,440,631.80

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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.