Home / 2,525,272.06-3,787,988.80-988,206.56

Finding the Fourth Proportional to 2,525,272.06, 3,787,988.80 and 988,206.56

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Solution

The fourth proportional to 2,525,272.06, 3,787,988.80 and 988,206.56 is: 1,482,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,272.06 : 3,787,988.80 = 988,206.56 : x
  2. Step 2: Convert to fraction form
    2,525,272.06/3,787,988.80 = 988,206.56/x
  3. Step 3: Cross multiply
    2,525,272.06x = 3,787,988.80 × 988,206.56
  4. Step 4: Simplify right side
    2,525,272.06x = 3,743,315,381,366.53
  5. Step 5: Solve for x
    x = 3,743,315,381,366.53/2,525,272.06
  6. Step 6: Final answer
    x = 1,482,341.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.