Home / 1,619,577.18-2,235,016.71-904,185.18

Finding the Fourth Proportional to 1,619,577.18, 2,235,016.71 and 904,185.18

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Solution

The fourth proportional to 1,619,577.18, 2,235,016.71 and 904,185.18 is: 1,247,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,577.18 : 2,235,016.71 = 904,185.18 : x
  2. Step 2: Convert to fraction form
    1,619,577.18/2,235,016.71 = 904,185.18/x
  3. Step 3: Cross multiply
    1,619,577.18x = 2,235,016.71 × 904,185.18
  4. Step 4: Simplify right side
    1,619,577.18x = 2,020,868,986,234.36
  5. Step 5: Solve for x
    x = 2,020,868,986,234.36/1,619,577.18
  6. Step 6: Final answer
    x = 1,247,775.66

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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.