Home / 2,290,098.20-3,160,434.22-1,271,503

Finding the Fourth Proportional to 2,290,098.20, 3,160,434.22 and 1,271,503

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Solution

The fourth proportional to 2,290,098.20, 3,160,434.22 and 1,271,503 is: 1,754,728.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,098.20 : 3,160,434.22 = 1,271,503 : x
  2. Step 2: Convert to fraction form
    2,290,098.20/3,160,434.22 = 1,271,503/x
  3. Step 3: Cross multiply
    2,290,098.20x = 3,160,434.22 × 1,271,503
  4. Step 4: Simplify right side
    2,290,098.20x = 4,018,501,592,032.66
  5. Step 5: Solve for x
    x = 4,018,501,592,032.66/2,290,098.20
  6. Step 6: Final answer
    x = 1,754,728.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.