Home / 2,080,332.60-3,120,498.90-1,371,161.40

Finding the Fourth Proportional to 2,080,332.60, 3,120,498.90 and 1,371,161.40

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Solution

The fourth proportional to 2,080,332.60, 3,120,498.90 and 1,371,161.40 is: 2,056,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,332.60 : 3,120,498.90 = 1,371,161.40 : x
  2. Step 2: Convert to fraction form
    2,080,332.60/3,120,498.90 = 1,371,161.40/x
  3. Step 3: Cross multiply
    2,080,332.60x = 3,120,498.90 × 1,371,161.40
  4. Step 4: Simplify right side
    2,080,332.60x = 4,278,707,640,422.46
  5. Step 5: Solve for x
    x = 4,278,707,640,422.46/2,080,332.60
  6. Step 6: Final answer
    x = 2,056,742.10

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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.