Home / 2,418,064.60-3,626,222.10-978,143.80

Finding the Fourth Proportional to 2,418,064.60, 3,626,222.10 and 978,143.80

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Solution

The fourth proportional to 2,418,064.60, 3,626,222.10 and 978,143.80 is: 1,466,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,064.60 : 3,626,222.10 = 978,143.80 : x
  2. Step 2: Convert to fraction form
    2,418,064.60/3,626,222.10 = 978,143.80/x
  3. Step 3: Cross multiply
    2,418,064.60x = 3,626,222.10 × 978,143.80
  4. Step 4: Simplify right side
    2,418,064.60x = 3,546,966,664,537.98
  5. Step 5: Solve for x
    x = 3,546,966,664,537.98/2,418,064.60
  6. Step 6: Final answer
    x = 1,466,861.83

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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.