Home / 2,806,120.80-3,872,352.42-1,774,184.04

Finding the Fourth Proportional to 2,806,120.80, 3,872,352.42 and 1,774,184.04

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Solution

The fourth proportional to 2,806,120.80, 3,872,352.42 and 1,774,184.04 is: 2,448,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,120.80 : 3,872,352.42 = 1,774,184.04 : x
  2. Step 2: Convert to fraction form
    2,806,120.80/3,872,352.42 = 1,774,184.04/x
  3. Step 3: Cross multiply
    2,806,120.80x = 3,872,352.42 × 1,774,184.04
  4. Step 4: Simplify right side
    2,806,120.80x = 6,870,265,860,819.38
  5. Step 5: Solve for x
    x = 6,870,265,860,819.38/2,806,120.80
  6. Step 6: Final answer
    x = 2,448,314.36

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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.