Home / 3,480,932.81-4,803,446.80-1,932,072.65

Finding the Fourth Proportional to 3,480,932.81, 4,803,446.80 and 1,932,072.65

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Solution

The fourth proportional to 3,480,932.81, 4,803,446.80 and 1,932,072.65 is: 2,666,126.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,932.81 : 4,803,446.80 = 1,932,072.65 : x
  2. Step 2: Convert to fraction form
    3,480,932.81/4,803,446.80 = 1,932,072.65/x
  3. Step 3: Cross multiply
    3,480,932.81x = 4,803,446.80 × 1,932,072.65
  4. Step 4: Simplify right side
    3,480,932.81x = 9,280,608,188,010.02
  5. Step 5: Solve for x
    x = 9,280,608,188,010.02/3,480,932.81
  6. Step 6: Final answer
    x = 2,666,126.78

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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.