Home / 3,132,221.40-4,698,332.10-1,930,246.20

Finding the Fourth Proportional to 3,132,221.40, 4,698,332.10 and 1,930,246.20

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Solution

The fourth proportional to 3,132,221.40, 4,698,332.10 and 1,930,246.20 is: 2,895,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,221.40 : 4,698,332.10 = 1,930,246.20 : x
  2. Step 2: Convert to fraction form
    3,132,221.40/4,698,332.10 = 1,930,246.20/x
  3. Step 3: Cross multiply
    3,132,221.40x = 4,698,332.10 × 1,930,246.20
  4. Step 4: Simplify right side
    3,132,221.40x = 9,068,937,682,363.02
  5. Step 5: Solve for x
    x = 9,068,937,682,363.02/3,132,221.40
  6. Step 6: Final answer
    x = 2,895,369.30

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Similar ratio
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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.