Home / 5,081,569.90-7,012,585.50-2,758,467

Finding the Fourth Proportional to 5,081,569.90, 7,012,585.50 and 2,758,467

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Solution

The fourth proportional to 5,081,569.90, 7,012,585.50 and 2,758,467 is: 3,806,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,569.90 : 7,012,585.50 = 2,758,467 : x
  2. Step 2: Convert to fraction form
    5,081,569.90/7,012,585.50 = 2,758,467/x
  3. Step 3: Cross multiply
    5,081,569.90x = 7,012,585.50 × 2,758,467
  4. Step 4: Simplify right side
    5,081,569.90x = 19,343,985,686,428.50
  5. Step 5: Solve for x
    x = 19,343,985,686,428.50/5,081,569.90
  6. Step 6: Final answer
    x = 3,806,694.79

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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.