Home / 4,707,132.70-7,061,901.90-1,512,290.20

Finding the Fourth Proportional to 4,707,132.70, 7,061,901.90 and 1,512,290.20

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Solution

The fourth proportional to 4,707,132.70, 7,061,901.90 and 1,512,290.20 is: 2,268,821.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707,132.70 : 7,061,901.90 = 1,512,290.20 : x
  2. Step 2: Convert to fraction form
    4,707,132.70/7,061,901.90 = 1,512,290.20/x
  3. Step 3: Cross multiply
    4,707,132.70x = 7,061,901.90 × 1,512,290.20
  4. Step 4: Simplify right side
    4,707,132.70x = 10,679,645,036,731.38
  5. Step 5: Solve for x
    x = 10,679,645,036,731.38/4,707,132.70
  6. Step 6: Final answer
    x = 2,268,821.75

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1.5x scale

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.