Home / 3,220,178.73-4,443,874.38-1,769,907.93

Finding the Fourth Proportional to 3,220,178.73, 4,443,874.38 and 1,769,907.93

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Solution

The fourth proportional to 3,220,178.73, 4,443,874.38 and 1,769,907.93 is: 2,442,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,178.73 : 4,443,874.38 = 1,769,907.93 : x
  2. Step 2: Convert to fraction form
    3,220,178.73/4,443,874.38 = 1,769,907.93/x
  3. Step 3: Cross multiply
    3,220,178.73x = 4,443,874.38 × 1,769,907.93
  4. Step 4: Simplify right side
    3,220,178.73x = 7,865,248,505,085.83
  5. Step 5: Solve for x
    x = 7,865,248,505,085.83/3,220,178.73
  6. Step 6: Final answer
    x = 2,442,488.19

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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.