Home / 5,126,383.80-7,690,266.90-1,761,622.20

Finding the Fourth Proportional to 5,126,383.80, 7,690,266.90 and 1,761,622.20

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Solution

The fourth proportional to 5,126,383.80, 7,690,266.90 and 1,761,622.20 is: 2,642,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126,383.80 : 7,690,266.90 = 1,761,622.20 : x
  2. Step 2: Convert to fraction form
    5,126,383.80/7,690,266.90 = 1,761,622.20/x
  3. Step 3: Cross multiply
    5,126,383.80x = 7,690,266.90 × 1,761,622.20
  4. Step 4: Simplify right side
    5,126,383.80x = 13,547,344,894,965.18
  5. Step 5: Solve for x
    x = 13,547,344,894,965.18/5,126,383.80
  6. Step 6: Final answer
    x = 2,642,670.82

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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.