Home / 1,480,844.90-2,219,588.13-680,472.61

Finding the Fourth Proportional to 1,480,844.90, 2,219,588.13 and 680,472.61

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Solution

The fourth proportional to 1,480,844.90, 2,219,588.13 and 680,472.61 is: 1,019,937.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,844.90 : 2,219,588.13 = 680,472.61 : x
  2. Step 2: Convert to fraction form
    1,480,844.90/2,219,588.13 = 680,472.61/x
  3. Step 3: Cross multiply
    1,480,844.90x = 2,219,588.13 × 680,472.61
  4. Step 4: Simplify right side
    1,480,844.90x = 1,510,368,916,848.18
  5. Step 5: Solve for x
    x = 1,510,368,916,848.18/1,480,844.90
  6. Step 6: Final answer
    x = 1,019,937.28

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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.