Home / 2,486,809.15-3,730,213.51-689,692.59

Finding the Fourth Proportional to 2,486,809.15, 3,730,213.51 and 689,692.59

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Solution

The fourth proportional to 2,486,809.15, 3,730,213.51 and 689,692.59 is: 1,034,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,809.15 : 3,730,213.51 = 689,692.59 : x
  2. Step 2: Convert to fraction form
    2,486,809.15/3,730,213.51 = 689,692.59/x
  3. Step 3: Cross multiply
    2,486,809.15x = 3,730,213.51 × 689,692.59
  4. Step 4: Simplify right side
    2,486,809.15x = 2,572,700,616,964.89
  5. Step 5: Solve for x
    x = 2,572,700,616,964.89/2,486,809.15
  6. Step 6: Final answer
    x = 1,034,538.83

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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.