Home / 1,452,983.40-2,178,062.06-694,628.39

Finding the Fourth Proportional to 1,452,983.40, 2,178,062.06 and 694,628.39

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Solution

The fourth proportional to 1,452,983.40, 2,178,062.06 and 694,628.39 is: 1,041,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,983.40 : 2,178,062.06 = 694,628.39 : x
  2. Step 2: Convert to fraction form
    1,452,983.40/2,178,062.06 = 694,628.39/x
  3. Step 3: Cross multiply
    1,452,983.40x = 2,178,062.06 × 694,628.39
  4. Step 4: Simplify right side
    1,452,983.40x = 1,512,943,727,694.43
  5. Step 5: Solve for x
    x = 1,512,943,727,694.43/1,452,983.40
  6. Step 6: Final answer
    x = 1,041,267.04

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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.