Home / 1,256,158.89-1,875,729.69-997,084.85

Finding the Fourth Proportional to 1,256,158.89, 1,875,729.69 and 997,084.85

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Solution

The fourth proportional to 1,256,158.89, 1,875,729.69 and 997,084.85 is: 1,488,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,158.89 : 1,875,729.69 = 997,084.85 : x
  2. Step 2: Convert to fraction form
    1,256,158.89/1,875,729.69 = 997,084.85/x
  3. Step 3: Cross multiply
    1,256,158.89x = 1,875,729.69 × 997,084.85
  4. Step 4: Simplify right side
    1,256,158.89x = 1,870,261,647,215.55
  5. Step 5: Solve for x
    x = 1,870,261,647,215.55/1,256,158.89
  6. Step 6: Final answer
    x = 1,488,873.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.