Home / 5,098,397-7,022,385.15-3,918,740

Finding the Fourth Proportional to 5,098,397, 7,022,385.15 and 3,918,740

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Solution

The fourth proportional to 5,098,397, 7,022,385.15 and 3,918,740 is: 5,397,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098,397 : 7,022,385.15 = 3,918,740 : x
  2. Step 2: Convert to fraction form
    5,098,397/7,022,385.15 = 3,918,740/x
  3. Step 3: Cross multiply
    5,098,397x = 7,022,385.15 × 3,918,740
  4. Step 4: Simplify right side
    5,098,397x = 27,518,901,582,711
  5. Step 5: Solve for x
    x = 27,518,901,582,711/5,098,397
  6. Step 6: Final answer
    x = 5,397,559.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.