Home / 1,486,367.20-2,229,421.20-489,095.20

Finding the Fourth Proportional to 1,486,367.20, 2,229,421.20 and 489,095.20

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Solution

The fourth proportional to 1,486,367.20, 2,229,421.20 and 489,095.20 is: 733,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,367.20 : 2,229,421.20 = 489,095.20 : x
  2. Step 2: Convert to fraction form
    1,486,367.20/2,229,421.20 = 489,095.20/x
  3. Step 3: Cross multiply
    1,486,367.20x = 2,229,421.20 × 489,095.20
  4. Step 4: Simplify right side
    1,486,367.20x = 1,090,399,207,698.24
  5. Step 5: Solve for x
    x = 1,090,399,207,698.24/1,486,367.20
  6. Step 6: Final answer
    x = 733,600.15

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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.