Home / 1,140,821.75-1,708,772.51-1,073,748.08

Finding the Fourth Proportional to 1,140,821.75, 1,708,772.51 and 1,073,748.08

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Solution

The fourth proportional to 1,140,821.75, 1,708,772.51 and 1,073,748.08 is: 1,608,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,821.75 : 1,708,772.51 = 1,073,748.08 : x
  2. Step 2: Convert to fraction form
    1,140,821.75/1,708,772.51 = 1,073,748.08/x
  3. Step 3: Cross multiply
    1,140,821.75x = 1,708,772.51 × 1,073,748.08
  4. Step 4: Simplify right side
    1,140,821.75x = 1,834,791,208,725.58
  5. Step 5: Solve for x
    x = 1,834,791,208,725.58/1,140,821.75
  6. Step 6: Final answer
    x = 1,608,306.65

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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.