Home / 1,134,468-1,565,546.40-618,226.65

Finding the Fourth Proportional to 1,134,468, 1,565,546.40 and 618,226.65

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Solution

The fourth proportional to 1,134,468, 1,565,546.40 and 618,226.65 is: 853,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,468 : 1,565,546.40 = 618,226.65 : x
  2. Step 2: Convert to fraction form
    1,134,468/1,565,546.40 = 618,226.65/x
  3. Step 3: Cross multiply
    1,134,468x = 1,565,546.40 × 618,226.65
  4. Step 4: Simplify right side
    1,134,468x = 967,862,506,291.56
  5. Step 5: Solve for x
    x = 967,862,506,291.56/1,134,468
  6. Step 6: Final answer
    x = 853,142.18

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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.