Home / 1,366,608.80-2,050,496.40-656,271.20

Finding the Fourth Proportional to 1,366,608.80, 2,050,496.40 and 656,271.20

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Solution

The fourth proportional to 1,366,608.80, 2,050,496.40 and 656,271.20 is: 984,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,608.80 : 2,050,496.40 = 656,271.20 : x
  2. Step 2: Convert to fraction form
    1,366,608.80/2,050,496.40 = 656,271.20/x
  3. Step 3: Cross multiply
    1,366,608.80x = 2,050,496.40 × 656,271.20
  4. Step 4: Simplify right side
    1,366,608.80x = 1,345,681,733,023.68
  5. Step 5: Solve for x
    x = 1,345,681,733,023.68/1,366,608.80
  6. Step 6: Final answer
    x = 984,686.86

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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.