Home / 1,480,844.39-2,219,587.38-680,472.11

Finding the Fourth Proportional to 1,480,844.39, 2,219,587.38 and 680,472.11

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Solution

The fourth proportional to 1,480,844.39, 2,219,587.38 and 680,472.11 is: 1,019,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,844.39 : 2,219,587.38 = 680,472.11 : x
  2. Step 2: Convert to fraction form
    1,480,844.39/2,219,587.38 = 680,472.11/x
  3. Step 3: Cross multiply
    1,480,844.39x = 2,219,587.38 × 680,472.11
  4. Step 4: Simplify right side
    1,480,844.39x = 1,510,367,296,700.03
  5. Step 5: Solve for x
    x = 1,510,367,296,700.03/1,480,844.39
  6. Step 6: Final answer
    x = 1,019,936.53

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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.