Home / 1,248,200.15-1,722,512.47-675,240.17

Finding the Fourth Proportional to 1,248,200.15, 1,722,512.47 and 675,240.17

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Solution

The fourth proportional to 1,248,200.15, 1,722,512.47 and 675,240.17 is: 931,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,200.15 : 1,722,512.47 = 675,240.17 : x
  2. Step 2: Convert to fraction form
    1,248,200.15/1,722,512.47 = 675,240.17/x
  3. Step 3: Cross multiply
    1,248,200.15x = 1,722,512.47 × 675,240.17
  4. Step 4: Simplify right side
    1,248,200.15x = 1,163,109,609,693.72
  5. Step 5: Solve for x
    x = 1,163,109,609,693.72/1,248,200.15
  6. Step 6: Final answer
    x = 931,829.41

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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.