Home / 773,114.90-1,162,005.15-670,471.70

Finding the Fourth Proportional to 773,114.90, 1,162,005.15 and 670,471.70

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Solution

The fourth proportional to 773,114.90, 1,162,005.15 and 670,471.70 is: 1,007,730.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,114.90 : 1,162,005.15 = 670,471.70 : x
  2. Step 2: Convert to fraction form
    773,114.90/1,162,005.15 = 670,471.70/x
  3. Step 3: Cross multiply
    773,114.90x = 1,162,005.15 × 670,471.70
  4. Step 4: Simplify right side
    773,114.90x = 779,091,568,329.26
  5. Step 5: Solve for x
    x = 779,091,568,329.26/773,114.90
  6. Step 6: Final answer
    x = 1,007,730.63

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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.