Home / 3,488,747.20-5,229,232.80-1,358,123.20

Finding the Fourth Proportional to 3,488,747.20, 5,229,232.80 and 1,358,123.20

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Solution

The fourth proportional to 3,488,747.20, 5,229,232.80 and 1,358,123.20 is: 2,035,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,747.20 : 5,229,232.80 = 1,358,123.20 : x
  2. Step 2: Convert to fraction form
    3,488,747.20/5,229,232.80 = 1,358,123.20/x
  3. Step 3: Cross multiply
    3,488,747.20x = 5,229,232.80 × 1,358,123.20
  4. Step 4: Simplify right side
    3,488,747.20x = 7,101,942,383,880.96
  5. Step 5: Solve for x
    x = 7,101,942,383,880.96/3,488,747.20
  6. Step 6: Final answer
    x = 2,035,671.25

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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.