Home / 1,727,999.40-2,591,999.10-1,591,141.80

Finding the Fourth Proportional to 1,727,999.40, 2,591,999.10 and 1,591,141.80

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Solution

The fourth proportional to 1,727,999.40, 2,591,999.10 and 1,591,141.80 is: 2,386,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,999.40 : 2,591,999.10 = 1,591,141.80 : x
  2. Step 2: Convert to fraction form
    1,727,999.40/2,591,999.10 = 1,591,141.80/x
  3. Step 3: Cross multiply
    1,727,999.40x = 2,591,999.10 × 1,591,141.80
  4. Step 4: Simplify right side
    1,727,999.40x = 4,124,238,113,572.38
  5. Step 5: Solve for x
    x = 4,124,238,113,572.38/1,727,999.40
  6. Step 6: Final answer
    x = 2,386,712.70

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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.