Home / 1,696,508.40-2,340,401.18-1,503,113.20

Finding the Fourth Proportional to 1,696,508.40, 2,340,401.18 and 1,503,113.20

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Solution

The fourth proportional to 1,696,508.40, 2,340,401.18 and 1,503,113.20 is: 2,073,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,508.40 : 2,340,401.18 = 1,503,113.20 : x
  2. Step 2: Convert to fraction form
    1,696,508.40/2,340,401.18 = 1,503,113.20/x
  3. Step 3: Cross multiply
    1,696,508.40x = 2,340,401.18 × 1,503,113.20
  4. Step 4: Simplify right side
    1,696,508.40x = 3,517,887,910,711.36
  5. Step 5: Solve for x
    x = 3,517,887,910,711.36/1,696,508.40
  6. Step 6: Final answer
    x = 2,073,604.78

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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.