Home / 5,275,366.77-7,912,902.54-1,681,349.39

Finding the Fourth Proportional to 5,275,366.77, 7,912,902.54 and 1,681,349.39

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Solution

The fourth proportional to 5,275,366.77, 7,912,902.54 and 1,681,349.39 is: 2,521,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,366.77 : 7,912,902.54 = 1,681,349.39 : x
  2. Step 2: Convert to fraction form
    5,275,366.77/7,912,902.54 = 1,681,349.39/x
  3. Step 3: Cross multiply
    5,275,366.77x = 7,912,902.54 × 1,681,349.39
  4. Step 4: Simplify right side
    5,275,366.77x = 13,304,353,858,758.45
  5. Step 5: Solve for x
    x = 13,304,353,858,758.45/5,275,366.77
  6. Step 6: Final answer
    x = 2,521,977.04

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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.