Home / 1,044,981.12-1,442,380.40-682,459.72

Finding the Fourth Proportional to 1,044,981.12, 1,442,380.40 and 682,459.72

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Solution

The fourth proportional to 1,044,981.12, 1,442,380.40 and 682,459.72 is: 941,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,981.12 : 1,442,380.40 = 682,459.72 : x
  2. Step 2: Convert to fraction form
    1,044,981.12/1,442,380.40 = 682,459.72/x
  3. Step 3: Cross multiply
    1,044,981.12x = 1,442,380.40 × 682,459.72
  4. Step 4: Simplify right side
    1,044,981.12x = 984,366,523,917.49
  5. Step 5: Solve for x
    x = 984,366,523,917.49/1,044,981.12
  6. Step 6: Final answer
    x = 941,994.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.