Home / 3,680,190.72-5,515,117.47-3,137,641.11

Finding the Fourth Proportional to 3,680,190.72, 5,515,117.47 and 3,137,641.11

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Solution

The fourth proportional to 3,680,190.72, 5,515,117.47 and 3,137,641.11 is: 4,702,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,190.72 : 5,515,117.47 = 3,137,641.11 : x
  2. Step 2: Convert to fraction form
    3,680,190.72/5,515,117.47 = 3,137,641.11/x
  3. Step 3: Cross multiply
    3,680,190.72x = 5,515,117.47 × 3,137,641.11
  4. Step 4: Simplify right side
    3,680,190.72x = 17,304,459,300,351.19
  5. Step 5: Solve for x
    x = 17,304,459,300,351.19/3,680,190.72
  6. Step 6: Final answer
    x = 4,702,055.03

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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.