Home / 1,912,117.80-2,868,306.30-650,040.60

Finding the Fourth Proportional to 1,912,117.80, 2,868,306.30 and 650,040.60

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Solution

The fourth proportional to 1,912,117.80, 2,868,306.30 and 650,040.60 is: 975,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,117.80 : 2,868,306.30 = 650,040.60 : x
  2. Step 2: Convert to fraction form
    1,912,117.80/2,868,306.30 = 650,040.60/x
  3. Step 3: Cross multiply
    1,912,117.80x = 2,868,306.30 × 650,040.60
  4. Step 4: Simplify right side
    1,912,117.80x = 1,864,515,548,235.78
  5. Step 5: Solve for x
    x = 1,864,515,548,235.78/1,912,117.80
  6. Step 6: Final answer
    x = 975,104.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.