Home / 1,135,187.18-1,566,568.89-625,907.66

Finding the Fourth Proportional to 1,135,187.18, 1,566,568.89 and 625,907.66

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Solution

The fourth proportional to 1,135,187.18, 1,566,568.89 and 625,907.66 is: 863,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,187.18 : 1,566,568.89 = 625,907.66 : x
  2. Step 2: Convert to fraction form
    1,135,187.18/1,566,568.89 = 625,907.66/x
  3. Step 3: Cross multiply
    1,135,187.18x = 1,566,568.89 × 625,907.66
  4. Step 4: Simplify right side
    1,135,187.18x = 980,527,472,085.12
  5. Step 5: Solve for x
    x = 980,527,472,085.12/1,135,187.18
  6. Step 6: Final answer
    x = 863,758.41

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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.