Home / 2,936,821.86-4,404,707.28-1,868,691.06

Finding the Fourth Proportional to 2,936,821.86, 4,404,707.28 and 1,868,691.06

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Solution

The fourth proportional to 2,936,821.86, 4,404,707.28 and 1,868,691.06 is: 2,802,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,821.86 : 4,404,707.28 = 1,868,691.06 : x
  2. Step 2: Convert to fraction form
    2,936,821.86/4,404,707.28 = 1,868,691.06/x
  3. Step 3: Cross multiply
    2,936,821.86x = 4,404,707.28 × 1,868,691.06
  4. Step 4: Simplify right side
    2,936,821.86x = 8,231,037,116,052.92
  5. Step 5: Solve for x
    x = 8,231,037,116,052.92/2,936,821.86
  6. Step 6: Final answer
    x = 2,802,702.21

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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.