Home / 1,049,740.40-1,573,535.40-516,441.20

Finding the Fourth Proportional to 1,049,740.40, 1,573,535.40 and 516,441.20

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Solution

The fourth proportional to 1,049,740.40, 1,573,535.40 and 516,441.20 is: 774,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,740.40 : 1,573,535.40 = 516,441.20 : x
  2. Step 2: Convert to fraction form
    1,049,740.40/1,573,535.40 = 516,441.20/x
  3. Step 3: Cross multiply
    1,049,740.40x = 1,573,535.40 × 516,441.20
  4. Step 4: Simplify right side
    1,049,740.40x = 812,638,510,218.48
  5. Step 5: Solve for x
    x = 812,638,510,218.48/1,049,740.40
  6. Step 6: Final answer
    x = 774,132.83

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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.