Home / 1,692,170.76-2,334,817.90-1,003,492.66

Finding the Fourth Proportional to 1,692,170.76, 2,334,817.90 and 1,003,492.66

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Solution

The fourth proportional to 1,692,170.76, 2,334,817.90 and 1,003,492.66 is: 1,384,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,170.76 : 2,334,817.90 = 1,003,492.66 : x
  2. Step 2: Convert to fraction form
    1,692,170.76/2,334,817.90 = 1,003,492.66/x
  3. Step 3: Cross multiply
    1,692,170.76x = 2,334,817.90 × 1,003,492.66
  4. Step 4: Simplify right side
    1,692,170.76x = 2,342,972,625,086.61
  5. Step 5: Solve for x
    x = 2,342,972,625,086.61/1,692,170.76
  6. Step 6: Final answer
    x = 1,384,595.86

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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.