Home / 1,658,608.40-2,288,500.94-933,191.43

Finding the Fourth Proportional to 1,658,608.40, 2,288,500.94 and 933,191.43

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Solution

The fourth proportional to 1,658,608.40, 2,288,500.94 and 933,191.43 is: 1,287,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,608.40 : 2,288,500.94 = 933,191.43 : x
  2. Step 2: Convert to fraction form
    1,658,608.40/2,288,500.94 = 933,191.43/x
  3. Step 3: Cross multiply
    1,658,608.40x = 2,288,500.94 × 933,191.43
  4. Step 4: Simplify right side
    1,658,608.40x = 2,135,609,464,754.94
  5. Step 5: Solve for x
    x = 2,135,609,464,754.94/1,658,608.40
  6. Step 6: Final answer
    x = 1,287,591.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.