Home / 1,135,019.82-1,566,338.22-625,740.42

Finding the Fourth Proportional to 1,135,019.82, 1,566,338.22 and 625,740.42

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Solution

The fourth proportional to 1,135,019.82, 1,566,338.22 and 625,740.42 is: 863,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,019.82 : 1,566,338.22 = 625,740.42 : x
  2. Step 2: Convert to fraction form
    1,135,019.82/1,566,338.22 = 625,740.42/x
  3. Step 3: Cross multiply
    1,135,019.82x = 1,566,338.22 × 625,740.42
  4. Step 4: Simplify right side
    1,135,019.82x = 980,121,135,644.85
  5. Step 5: Solve for x
    x = 980,121,135,644.85/1,135,019.82
  6. Step 6: Final answer
    x = 863,527.77

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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.