Home / 3,798,613.60-5,697,920.40-1,139,221.60

Finding the Fourth Proportional to 3,798,613.60, 5,697,920.40 and 1,139,221.60

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Solution

The fourth proportional to 3,798,613.60, 5,697,920.40 and 1,139,221.60 is: 1,708,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,613.60 : 5,697,920.40 = 1,139,221.60 : x
  2. Step 2: Convert to fraction form
    3,798,613.60/5,697,920.40 = 1,139,221.60/x
  3. Step 3: Cross multiply
    3,798,613.60x = 5,697,920.40 × 1,139,221.60
  4. Step 4: Simplify right side
    3,798,613.60x = 6,491,193,994,760.64
  5. Step 5: Solve for x
    x = 6,491,193,994,760.64/3,798,613.60
  6. Step 6: Final answer
    x = 1,708,832.40

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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.