Home / 1,095,848.32-1,512,276.24-612,421.54

Finding the Fourth Proportional to 1,095,848.32, 1,512,276.24 and 612,421.54

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Solution

The fourth proportional to 1,095,848.32, 1,512,276.24 and 612,421.54 is: 845,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,848.32 : 1,512,276.24 = 612,421.54 : x
  2. Step 2: Convert to fraction form
    1,095,848.32/1,512,276.24 = 612,421.54/x
  3. Step 3: Cross multiply
    1,095,848.32x = 1,512,276.24 × 612,421.54
  4. Step 4: Simplify right side
    1,095,848.32x = 926,150,543,806.21
  5. Step 5: Solve for x
    x = 926,150,543,806.21/1,095,848.32
  6. Step 6: Final answer
    x = 845,144.83

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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.