Home / 5,022,543.60-7,535,080.40-1,428,310.56

Finding the Fourth Proportional to 5,022,543.60, 7,535,080.40 and 1,428,310.56

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Solution

The fourth proportional to 5,022,543.60, 7,535,080.40 and 1,428,310.56 is: 2,142,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022,543.60 : 7,535,080.40 = 1,428,310.56 : x
  2. Step 2: Convert to fraction form
    5,022,543.60/7,535,080.40 = 1,428,310.56/x
  3. Step 3: Cross multiply
    5,022,543.60x = 7,535,080.40 × 1,428,310.56
  4. Step 4: Simplify right side
    5,022,543.60x = 10,762,434,905,769.03
  5. Step 5: Solve for x
    x = 10,762,434,905,769.03/5,022,543.60
  6. Step 6: Final answer
    x = 2,142,825.58

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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.