Home / 3,261,363.36-4,499,956.80-1,972,176.72

Finding the Fourth Proportional to 3,261,363.36, 4,499,956.80 and 1,972,176.72

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Solution

The fourth proportional to 3,261,363.36, 4,499,956.80 and 1,972,176.72 is: 2,721,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,363.36 : 4,499,956.80 = 1,972,176.72 : x
  2. Step 2: Convert to fraction form
    3,261,363.36/4,499,956.80 = 1,972,176.72/x
  3. Step 3: Cross multiply
    3,261,363.36x = 4,499,956.80 × 1,972,176.72
  4. Step 4: Simplify right side
    3,261,363.36x = 8,874,710,041,965.70
  5. Step 5: Solve for x
    x = 8,874,710,041,965.70/3,261,363.36
  6. Step 6: Final answer
    x = 2,721,165.68

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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.