Home / 1,102,127.21-1,650,673.85-526,155.65

Finding the Fourth Proportional to 1,102,127.21, 1,650,673.85 and 526,155.65

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Solution

The fourth proportional to 1,102,127.21, 1,650,673.85 and 526,155.65 is: 788,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,127.21 : 1,650,673.85 = 526,155.65 : x
  2. Step 2: Convert to fraction form
    1,102,127.21/1,650,673.85 = 526,155.65/x
  3. Step 3: Cross multiply
    1,102,127.21x = 1,650,673.85 × 526,155.65
  4. Step 4: Simplify right side
    1,102,127.21x = 868,511,361,600.61
  5. Step 5: Solve for x
    x = 868,511,361,600.61/1,102,127.21
  6. Step 6: Final answer
    x = 788,031.87

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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.