Home / 3,992,079.60-5,980,246.20-2,389,883.40

Finding the Fourth Proportional to 3,992,079.60, 5,980,246.20 and 2,389,883.40

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Solution

The fourth proportional to 3,992,079.60, 5,980,246.20 and 2,389,883.40 is: 3,580,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,079.60 : 5,980,246.20 = 2,389,883.40 : x
  2. Step 2: Convert to fraction form
    3,992,079.60/5,980,246.20 = 2,389,883.40/x
  3. Step 3: Cross multiply
    3,992,079.60x = 5,980,246.20 × 2,389,883.40
  4. Step 4: Simplify right side
    3,992,079.60x = 14,292,091,121,293.08
  5. Step 5: Solve for x
    x = 14,292,091,121,293.08/3,992,079.60
  6. Step 6: Final answer
    x = 3,580,111.76

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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.