Home / 1,465,132.60-2,197,698.90-1,228,936.60

Finding the Fourth Proportional to 1,465,132.60, 2,197,698.90 and 1,228,936.60

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Solution

The fourth proportional to 1,465,132.60, 2,197,698.90 and 1,228,936.60 is: 1,843,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,132.60 : 2,197,698.90 = 1,228,936.60 : x
  2. Step 2: Convert to fraction form
    1,465,132.60/2,197,698.90 = 1,228,936.60/x
  3. Step 3: Cross multiply
    1,465,132.60x = 2,197,698.90 × 1,228,936.60
  4. Step 4: Simplify right side
    1,465,132.60x = 2,700,832,613,989.74
  5. Step 5: Solve for x
    x = 2,700,832,613,989.74/1,465,132.60
  6. Step 6: Final answer
    x = 1,843,404.90

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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.