Home / 2,486,814.04-3,730,220.80-689,697.48

Finding the Fourth Proportional to 2,486,814.04, 3,730,220.80 and 689,697.48

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Solution

The fourth proportional to 2,486,814.04, 3,730,220.80 and 689,697.48 is: 1,034,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,814.04 : 3,730,220.80 = 689,697.48 : x
  2. Step 2: Convert to fraction form
    2,486,814.04/3,730,220.80 = 689,697.48/x
  3. Step 3: Cross multiply
    2,486,814.04x = 3,730,220.80 × 689,697.48
  4. Step 4: Simplify right side
    2,486,814.04x = 2,572,723,885,603.58
  5. Step 5: Solve for x
    x = 2,572,723,885,603.58/2,486,814.04
  6. Step 6: Final answer
    x = 1,034,546.15

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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.