Home / 3,139,294.60-4,708,941.90-1,542,881.80

Finding the Fourth Proportional to 3,139,294.60, 4,708,941.90 and 1,542,881.80

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Solution

The fourth proportional to 3,139,294.60, 4,708,941.90 and 1,542,881.80 is: 2,314,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,294.60 : 4,708,941.90 = 1,542,881.80 : x
  2. Step 2: Convert to fraction form
    3,139,294.60/4,708,941.90 = 1,542,881.80/x
  3. Step 3: Cross multiply
    3,139,294.60x = 4,708,941.90 × 1,542,881.80
  4. Step 4: Simplify right side
    3,139,294.60x = 7,265,340,754,767.42
  5. Step 5: Solve for x
    x = 7,265,340,754,767.42/3,139,294.60
  6. Step 6: Final answer
    x = 2,314,322.70

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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.