Home / 2,982,707.12-4,114,826.52-2,015,485.04

Finding the Fourth Proportional to 2,982,707.12, 4,114,826.52 and 2,015,485.04

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Solution

The fourth proportional to 2,982,707.12, 4,114,826.52 and 2,015,485.04 is: 2,780,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,707.12 : 4,114,826.52 = 2,015,485.04 : x
  2. Step 2: Convert to fraction form
    2,982,707.12/4,114,826.52 = 2,015,485.04/x
  3. Step 3: Cross multiply
    2,982,707.12x = 4,114,826.52 × 2,015,485.04
  4. Step 4: Simplify right side
    2,982,707.12x = 8,293,371,293,255.26
  5. Step 5: Solve for x
    x = 8,293,371,293,255.26/2,982,707.12
  6. Step 6: Final answer
    x = 2,780,484.63

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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.