Home / 1,092,207.20-1,638,019.20-382,161.20

Finding the Fourth Proportional to 1,092,207.20, 1,638,019.20 and 382,161.20

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Solution

The fourth proportional to 1,092,207.20, 1,638,019.20 and 382,161.20 is: 573,139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,207.20 : 1,638,019.20 = 382,161.20 : x
  2. Step 2: Convert to fraction form
    1,092,207.20/1,638,019.20 = 382,161.20/x
  3. Step 3: Cross multiply
    1,092,207.20x = 1,638,019.20 × 382,161.20
  4. Step 4: Simplify right side
    1,092,207.20x = 625,987,383,095.04
  5. Step 5: Solve for x
    x = 625,987,383,095.04/1,092,207.20
  6. Step 6: Final answer
    x = 573,139.77

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1.5x scale

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.