Home / 1,612,794.93-2,420,686.85-814,635.92

Finding the Fourth Proportional to 1,612,794.93, 2,420,686.85 and 814,635.92

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Solution

The fourth proportional to 1,612,794.93, 2,420,686.85 and 814,635.92 is: 1,222,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,794.93 : 2,420,686.85 = 814,635.92 : x
  2. Step 2: Convert to fraction form
    1,612,794.93/2,420,686.85 = 814,635.92/x
  3. Step 3: Cross multiply
    1,612,794.93x = 2,420,686.85 × 814,635.92
  4. Step 4: Simplify right side
    1,612,794.93x = 1,971,978,459,081.65
  5. Step 5: Solve for x
    x = 1,971,978,459,081.65/1,612,794.93
  6. Step 6: Final answer
    x = 1,222,708.74

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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.