Home / 3,633,419.61-5,449,948.23-1,358,776.78

Finding the Fourth Proportional to 3,633,419.61, 5,449,948.23 and 1,358,776.78

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Solution

The fourth proportional to 3,633,419.61, 5,449,948.23 and 1,358,776.78 is: 2,038,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633,419.61 : 5,449,948.23 = 1,358,776.78 : x
  2. Step 2: Convert to fraction form
    3,633,419.61/5,449,948.23 = 1,358,776.78/x
  3. Step 3: Cross multiply
    3,633,419.61x = 5,449,948.23 × 1,358,776.78
  4. Step 4: Simplify right side
    3,633,419.61x = 7,405,263,107,126.10
  5. Step 5: Solve for x
    x = 7,405,263,107,126.10/3,633,419.61
  6. Step 6: Final answer
    x = 2,038,097.41

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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.