Home / 1,122,443.24-1,548,915.30-613,051.88

Finding the Fourth Proportional to 1,122,443.24, 1,548,915.30 and 613,051.88

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Solution

The fourth proportional to 1,122,443.24, 1,548,915.30 and 613,051.88 is: 845,980.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,443.24 : 1,548,915.30 = 613,051.88 : x
  2. Step 2: Convert to fraction form
    1,122,443.24/1,548,915.30 = 613,051.88/x
  3. Step 3: Cross multiply
    1,122,443.24x = 1,548,915.30 × 613,051.88
  4. Step 4: Simplify right side
    1,122,443.24x = 949,565,436,625.76
  5. Step 5: Solve for x
    x = 949,565,436,625.76/1,122,443.24
  6. Step 6: Final answer
    x = 845,980.81

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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.