Home / 1,340,026.12-2,009,607.20-441,253.88

Finding the Fourth Proportional to 1,340,026.12, 2,009,607.20 and 441,253.88

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Solution

The fourth proportional to 1,340,026.12, 2,009,607.20 and 441,253.88 is: 661,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,026.12 : 2,009,607.20 = 441,253.88 : x
  2. Step 2: Convert to fraction form
    1,340,026.12/2,009,607.20 = 441,253.88/x
  3. Step 3: Cross multiply
    1,340,026.12x = 2,009,607.20 × 441,253.88
  4. Step 4: Simplify right side
    1,340,026.12x = 886,746,974,275.94
  5. Step 5: Solve for x
    x = 886,746,974,275.94/1,340,026.12
  6. Step 6: Final answer
    x = 661,738.57

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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.