Home / 3,221,758.60-4,833,329.10-978,123.40

Finding the Fourth Proportional to 3,221,758.60, 4,833,329.10 and 978,123.40

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Solution

The fourth proportional to 3,221,758.60, 4,833,329.10 and 978,123.40 is: 1,467,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,758.60 : 4,833,329.10 = 978,123.40 : x
  2. Step 2: Convert to fraction form
    3,221,758.60/4,833,329.10 = 978,123.40/x
  3. Step 3: Cross multiply
    3,221,758.60x = 4,833,329.10 × 978,123.40
  4. Step 4: Simplify right side
    3,221,758.60x = 4,727,592,292,610.94
  5. Step 5: Solve for x
    x = 4,727,592,292,610.94/3,221,758.60
  6. Step 6: Final answer
    x = 1,467,394.95

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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.