Home / 1,008,026.70-1,512,040.05-819,069.90

Finding the Fourth Proportional to 1,008,026.70, 1,512,040.05 and 819,069.90

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Solution

The fourth proportional to 1,008,026.70, 1,512,040.05 and 819,069.90 is: 1,228,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,026.70 : 1,512,040.05 = 819,069.90 : x
  2. Step 2: Convert to fraction form
    1,008,026.70/1,512,040.05 = 819,069.90/x
  3. Step 3: Cross multiply
    1,008,026.70x = 1,512,040.05 × 819,069.90
  4. Step 4: Simplify right side
    1,008,026.70x = 1,238,466,492,549.50
  5. Step 5: Solve for x
    x = 1,238,466,492,549.50/1,008,026.70
  6. Step 6: Final answer
    x = 1,228,604.85

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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.