Home / 3,138,606.60-4,707,909.90-2,949,649.80

Finding the Fourth Proportional to 3,138,606.60, 4,707,909.90 and 2,949,649.80

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Solution

The fourth proportional to 3,138,606.60, 4,707,909.90 and 2,949,649.80 is: 4,424,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,606.60 : 4,707,909.90 = 2,949,649.80 : x
  2. Step 2: Convert to fraction form
    3,138,606.60/4,707,909.90 = 2,949,649.80/x
  3. Step 3: Cross multiply
    3,138,606.60x = 4,707,909.90 × 2,949,649.80
  4. Step 4: Simplify right side
    3,138,606.60x = 13,886,685,494,953.02
  5. Step 5: Solve for x
    x = 13,886,685,494,953.02/3,138,606.60
  6. Step 6: Final answer
    x = 4,424,474.70

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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.