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Finding the Fourth Proportional to 4,646,959.86, 6,973,170.36 and 1,951,077.78

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Solution

The fourth proportional to 4,646,959.86, 6,973,170.36 and 1,951,077.78 is: 2,927,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646,959.86 : 6,973,170.36 = 1,951,077.78 : x
  2. Step 2: Convert to fraction form
    4,646,959.86/6,973,170.36 = 1,951,077.78/x
  3. Step 3: Cross multiply
    4,646,959.86x = 6,973,170.36 × 1,951,077.78
  4. Step 4: Simplify right side
    4,646,959.86x = 13,605,197,745,550.60
  5. Step 5: Solve for x
    x = 13,605,197,745,550.60/4,646,959.86
  6. Step 6: Final answer
    x = 2,927,763.13

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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.