Home / 2,591,337.68-3,881,802.46-1,290,571.60

Finding the Fourth Proportional to 2,591,337.68, 3,881,802.46 and 1,290,571.60

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Solution

The fourth proportional to 2,591,337.68, 3,881,802.46 and 1,290,571.60 is: 1,933,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,337.68 : 3,881,802.46 = 1,290,571.60 : x
  2. Step 2: Convert to fraction form
    2,591,337.68/3,881,802.46 = 1,290,571.60/x
  3. Step 3: Cross multiply
    2,591,337.68x = 3,881,802.46 × 1,290,571.60
  4. Step 4: Simplify right side
    2,591,337.68x = 5,009,744,011,686.14
  5. Step 5: Solve for x
    x = 5,009,744,011,686.14/2,591,337.68
  6. Step 6: Final answer
    x = 1,933,265.61

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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.