Home / 3,678,378.89-5,517,504.54-1,655,191.26

Finding the Fourth Proportional to 3,678,378.89, 5,517,504.54 and 1,655,191.26

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Solution

The fourth proportional to 3,678,378.89, 5,517,504.54 and 1,655,191.26 is: 2,482,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,378.89 : 5,517,504.54 = 1,655,191.26 : x
  2. Step 2: Convert to fraction form
    3,678,378.89/5,517,504.54 = 1,655,191.26/x
  3. Step 3: Cross multiply
    3,678,378.89x = 5,517,504.54 × 1,655,191.26
  4. Step 4: Simplify right side
    3,678,378.89x = 9,132,525,291,618.32
  5. Step 5: Solve for x
    x = 9,132,525,291,618.32/3,678,378.89
  6. Step 6: Final answer
    x = 2,482,758.19

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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.