Home / 3,414,289.72-5,121,434.60-1,897,247.10

Finding the Fourth Proportional to 3,414,289.72, 5,121,434.60 and 1,897,247.10

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Solution

The fourth proportional to 3,414,289.72, 5,121,434.60 and 1,897,247.10 is: 2,845,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,289.72 : 5,121,434.60 = 1,897,247.10 : x
  2. Step 2: Convert to fraction form
    3,414,289.72/5,121,434.60 = 1,897,247.10/x
  3. Step 3: Cross multiply
    3,414,289.72x = 5,121,434.60 × 1,897,247.10
  4. Step 4: Simplify right side
    3,414,289.72x = 9,716,626,942,689.66
  5. Step 5: Solve for x
    x = 9,716,626,942,689.66/3,414,289.72
  6. Step 6: Final answer
    x = 2,845,870.66

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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.