Home / 792,344.20-1,191,140.70-676,870.60

Finding the Fourth Proportional to 792,344.20, 1,191,140.70 and 676,870.60

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Solution

The fourth proportional to 792,344.20, 1,191,140.70 and 676,870.60 is: 1,017,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,344.20 : 1,191,140.70 = 676,870.60 : x
  2. Step 2: Convert to fraction form
    792,344.20/1,191,140.70 = 676,870.60/x
  3. Step 3: Cross multiply
    792,344.20x = 1,191,140.70 × 676,870.60
  4. Step 4: Simplify right side
    792,344.20x = 806,248,120,293.42
  5. Step 5: Solve for x
    x = 806,248,120,293.42/792,344.20
  6. Step 6: Final answer
    x = 1,017,547.83

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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.