Home / 2,915,825.28-4,023,840.61-1,626,665.66

Finding the Fourth Proportional to 2,915,825.28, 4,023,840.61 and 1,626,665.66

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Solution

The fourth proportional to 2,915,825.28, 4,023,840.61 and 1,626,665.66 is: 2,244,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,825.28 : 4,023,840.61 = 1,626,665.66 : x
  2. Step 2: Convert to fraction form
    2,915,825.28/4,023,840.61 = 1,626,665.66/x
  3. Step 3: Cross multiply
    2,915,825.28x = 4,023,840.61 × 1,626,665.66
  4. Step 4: Simplify right side
    2,915,825.28x = 6,545,443,338,603.98
  5. Step 5: Solve for x
    x = 6,545,443,338,603.98/2,915,825.28
  6. Step 6: Final answer
    x = 2,244,799.57

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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.