Home / 1,115,612.30-1,673,891.97-609,582.20

Finding the Fourth Proportional to 1,115,612.30, 1,673,891.97 and 609,582.20

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Solution

The fourth proportional to 1,115,612.30, 1,673,891.97 and 609,582.20 is: 914,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,612.30 : 1,673,891.97 = 609,582.20 : x
  2. Step 2: Convert to fraction form
    1,115,612.30/1,673,891.97 = 609,582.20/x
  3. Step 3: Cross multiply
    1,115,612.30x = 1,673,891.97 × 609,582.20
  4. Step 4: Simplify right side
    1,115,612.30x = 1,020,374,749,634.93
  5. Step 5: Solve for x
    x = 1,020,374,749,634.93/1,115,612.30
  6. Step 6: Final answer
    x = 914,632.04

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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.