Home / 2,417,986.60-3,626,105.10-978,065.80

Finding the Fourth Proportional to 2,417,986.60, 3,626,105.10 and 978,065.80

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Solution

The fourth proportional to 2,417,986.60, 3,626,105.10 and 978,065.80 is: 1,466,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417,986.60 : 3,626,105.10 = 978,065.80 : x
  2. Step 2: Convert to fraction form
    2,417,986.60/3,626,105.10 = 978,065.80/x
  3. Step 3: Cross multiply
    2,417,986.60x = 3,626,105.10 × 978,065.80
  4. Step 4: Simplify right side
    2,417,986.60x = 3,546,569,385,515.58
  5. Step 5: Solve for x
    x = 3,546,569,385,515.58/2,417,986.60
  6. Step 6: Final answer
    x = 1,466,744.85

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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.