Home / 3,156,200.80-4,731,190.80-1,559,010.40

Finding the Fourth Proportional to 3,156,200.80, 4,731,190.80 and 1,559,010.40

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Solution

The fourth proportional to 3,156,200.80, 4,731,190.80 and 1,559,010.40 is: 2,336,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,200.80 : 4,731,190.80 = 1,559,010.40 : x
  2. Step 2: Convert to fraction form
    3,156,200.80/4,731,190.80 = 1,559,010.40/x
  3. Step 3: Cross multiply
    3,156,200.80x = 4,731,190.80 × 1,559,010.40
  4. Step 4: Simplify right side
    3,156,200.80x = 7,375,975,661,584.32
  5. Step 5: Solve for x
    x = 7,375,975,661,584.32/3,156,200.80
  6. Step 6: Final answer
    x = 2,336,979.21

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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.