Home / 1,781,812-2,671,448.28-834,666.04

Finding the Fourth Proportional to 1,781,812, 2,671,448.28 and 834,666.04

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Solution

The fourth proportional to 1,781,812, 2,671,448.28 and 834,666.04 is: 1,251,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,812 : 2,671,448.28 = 834,666.04 : x
  2. Step 2: Convert to fraction form
    1,781,812/2,671,448.28 = 834,666.04/x
  3. Step 3: Cross multiply
    1,781,812x = 2,671,448.28 × 834,666.04
  4. Step 4: Simplify right side
    1,781,812x = 2,229,767,156,932.41
  5. Step 5: Solve for x
    x = 2,229,767,156,932.41/1,781,812
  6. Step 6: Final answer
    x = 1,251,404.28

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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.