Home / 1,381,166.40-2,068,250.40-1,101,230.40

Finding the Fourth Proportional to 1,381,166.40, 2,068,250.40 and 1,101,230.40

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Solution

The fourth proportional to 1,381,166.40, 2,068,250.40 and 1,101,230.40 is: 1,649,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,166.40 : 2,068,250.40 = 1,101,230.40 : x
  2. Step 2: Convert to fraction form
    1,381,166.40/2,068,250.40 = 1,101,230.40/x
  3. Step 3: Cross multiply
    1,381,166.40x = 2,068,250.40 × 1,101,230.40
  4. Step 4: Simplify right side
    1,381,166.40x = 2,277,620,215,292.16
  5. Step 5: Solve for x
    x = 2,277,620,215,292.16/1,381,166.40
  6. Step 6: Final answer
    x = 1,649,055.62

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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.