Home / 1,642,548.56-2,463,823.20-618,071.72

Finding the Fourth Proportional to 1,642,548.56, 2,463,823.20 and 618,071.72

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Solution

The fourth proportional to 1,642,548.56, 2,463,823.20 and 618,071.72 is: 927,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,548.56 : 2,463,823.20 = 618,071.72 : x
  2. Step 2: Convert to fraction form
    1,642,548.56/2,463,823.20 = 618,071.72/x
  3. Step 3: Cross multiply
    1,642,548.56x = 2,463,823.20 × 618,071.72
  4. Step 4: Simplify right side
    1,642,548.56x = 1,522,819,442,999.90
  5. Step 5: Solve for x
    x = 1,522,819,442,999.90/1,642,548.56
  6. Step 6: Final answer
    x = 927,107.72

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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.