Home / 2,821,232.13-3,894,492.05-1,904,702.65

Finding the Fourth Proportional to 2,821,232.13, 3,894,492.05 and 1,904,702.65

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Solution

The fourth proportional to 2,821,232.13, 3,894,492.05 and 1,904,702.65 is: 2,629,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,232.13 : 3,894,492.05 = 1,904,702.65 : x
  2. Step 2: Convert to fraction form
    2,821,232.13/3,894,492.05 = 1,904,702.65/x
  3. Step 3: Cross multiply
    2,821,232.13x = 3,894,492.05 × 1,904,702.65
  4. Step 4: Simplify right side
    2,821,232.13x = 7,417,849,315,921.82
  5. Step 5: Solve for x
    x = 7,417,849,315,921.82/2,821,232.13
  6. Step 6: Final answer
    x = 2,629,294.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.