Home / 1,484,720.40-2,231,746.20-1,456,726.80

Finding the Fourth Proportional to 1,484,720.40, 2,231,746.20 and 1,456,726.80

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Solution

The fourth proportional to 1,484,720.40, 2,231,746.20 and 1,456,726.80 is: 2,189,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,720.40 : 2,231,746.20 = 1,456,726.80 : x
  2. Step 2: Convert to fraction form
    1,484,720.40/2,231,746.20 = 1,456,726.80/x
  3. Step 3: Cross multiply
    1,484,720.40x = 2,231,746.20 × 1,456,726.80
  4. Step 4: Simplify right side
    1,484,720.40x = 3,251,044,500,338.16
  5. Step 5: Solve for x
    x = 3,251,044,500,338.16/1,484,720.40
  6. Step 6: Final answer
    x = 2,189,667.83

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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.