Home / 2,680,521.74-3,699,144.43-1,456,830.38

Finding the Fourth Proportional to 2,680,521.74, 3,699,144.43 and 1,456,830.38

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Solution

The fourth proportional to 2,680,521.74, 3,699,144.43 and 1,456,830.38 is: 2,010,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,521.74 : 3,699,144.43 = 1,456,830.38 : x
  2. Step 2: Convert to fraction form
    2,680,521.74/3,699,144.43 = 1,456,830.38/x
  3. Step 3: Cross multiply
    2,680,521.74x = 3,699,144.43 × 1,456,830.38
  4. Step 4: Simplify right side
    2,680,521.74x = 5,389,025,963,493.99
  5. Step 5: Solve for x
    x = 5,389,025,963,493.99/2,680,521.74
  6. Step 6: Final answer
    x = 2,010,439.19

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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.