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Finding the Fourth Proportional to 3,163,327.02, 4,745,741.40 and 1,033,407.72

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Solution

The fourth proportional to 3,163,327.02, 4,745,741.40 and 1,033,407.72 is: 1,550,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,327.02 : 4,745,741.40 = 1,033,407.72 : x
  2. Step 2: Convert to fraction form
    3,163,327.02/4,745,741.40 = 1,033,407.72/x
  3. Step 3: Cross multiply
    3,163,327.02x = 4,745,741.40 × 1,033,407.72
  4. Step 4: Simplify right side
    3,163,327.02x = 4,904,285,799,883.61
  5. Step 5: Solve for x
    x = 4,904,285,799,883.61/3,163,327.02
  6. Step 6: Final answer
    x = 1,550,356.88

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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.