Home / 3,158,923.70-4,738,385.55-2,487,077.30

Finding the Fourth Proportional to 3,158,923.70, 4,738,385.55 and 2,487,077.30

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Solution

The fourth proportional to 3,158,923.70, 4,738,385.55 and 2,487,077.30 is: 3,730,615.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,923.70 : 4,738,385.55 = 2,487,077.30 : x
  2. Step 2: Convert to fraction form
    3,158,923.70/4,738,385.55 = 2,487,077.30/x
  3. Step 3: Cross multiply
    3,158,923.70x = 4,738,385.55 × 2,487,077.30
  4. Step 4: Simplify right side
    3,158,923.70x = 11,784,731,140,053.01
  5. Step 5: Solve for x
    x = 11,784,731,140,053.01/3,158,923.70
  6. Step 6: Final answer
    x = 3,730,615.95

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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.