Home / 3,202,279.81-4,421,068.19-1,980,223.85

Finding the Fourth Proportional to 3,202,279.81, 4,421,068.19 and 1,980,223.85

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Solution

The fourth proportional to 3,202,279.81, 4,421,068.19 and 1,980,223.85 is: 2,733,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202,279.81 : 4,421,068.19 = 1,980,223.85 : x
  2. Step 2: Convert to fraction form
    3,202,279.81/4,421,068.19 = 1,980,223.85/x
  3. Step 3: Cross multiply
    3,202,279.81x = 4,421,068.19 × 1,980,223.85
  4. Step 4: Simplify right side
    3,202,279.81x = 8,754,704,672,314.33
  5. Step 5: Solve for x
    x = 8,754,704,672,314.33/3,202,279.81
  6. Step 6: Final answer
    x = 2,733,897.47

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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.