Home / 1,092,121.83-1,638,920.52-382,156.02

Finding the Fourth Proportional to 1,092,121.83, 1,638,920.52 and 382,156.02

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Solution

The fourth proportional to 1,092,121.83, 1,638,920.52 and 382,156.02 is: 573,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,121.83 : 1,638,920.52 = 382,156.02 : x
  2. Step 2: Convert to fraction form
    1,092,121.83/1,638,920.52 = 382,156.02/x
  3. Step 3: Cross multiply
    1,092,121.83x = 1,638,920.52 × 382,156.02
  4. Step 4: Simplify right side
    1,092,121.83x = 626,323,343,019.53
  5. Step 5: Solve for x
    x = 626,323,343,019.53/1,092,121.83
  6. Step 6: Final answer
    x = 573,492.19

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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.