Home / 3,132,415.20-4,695,123.60-1,785,223.20

Finding the Fourth Proportional to 3,132,415.20, 4,695,123.60 and 1,785,223.20

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Solution

The fourth proportional to 3,132,415.20, 4,695,123.60 and 1,785,223.20 is: 2,675,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,415.20 : 4,695,123.60 = 1,785,223.20 : x
  2. Step 2: Convert to fraction form
    3,132,415.20/4,695,123.60 = 1,785,223.20/x
  3. Step 3: Cross multiply
    3,132,415.20x = 4,695,123.60 × 1,785,223.20
  4. Step 4: Simplify right side
    3,132,415.20x = 8,381,843,577,587.52
  5. Step 5: Solve for x
    x = 8,381,843,577,587.52/3,132,415.20
  6. Step 6: Final answer
    x = 2,675,840.54

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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.