Home / 1,941,597.90-2,913,708.96-679,436.46

Finding the Fourth Proportional to 1,941,597.90, 2,913,708.96 and 679,436.46

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Solution

The fourth proportional to 1,941,597.90, 2,913,708.96 and 679,436.46 is: 1,019,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,597.90 : 2,913,708.96 = 679,436.46 : x
  2. Step 2: Convert to fraction form
    1,941,597.90/2,913,708.96 = 679,436.46/x
  3. Step 3: Cross multiply
    1,941,597.90x = 2,913,708.96 × 679,436.46
  4. Step 4: Simplify right side
    1,941,597.90x = 1,979,680,101,252.68
  5. Step 5: Solve for x
    x = 1,979,680,101,252.68/1,941,597.90
  6. Step 6: Final answer
    x = 1,019,613.85

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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.