Home / 1,381,868.40-1,906,106.10-951,401.16

Finding the Fourth Proportional to 1,381,868.40, 1,906,106.10 and 951,401.16

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Solution

The fourth proportional to 1,381,868.40, 1,906,106.10 and 951,401.16 is: 1,312,333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,868.40 : 1,906,106.10 = 951,401.16 : x
  2. Step 2: Convert to fraction form
    1,381,868.40/1,906,106.10 = 951,401.16/x
  3. Step 3: Cross multiply
    1,381,868.40x = 1,906,106.10 × 951,401.16
  4. Step 4: Simplify right side
    1,381,868.40x = 1,813,471,554,623.08
  5. Step 5: Solve for x
    x = 1,813,471,554,623.08/1,381,868.40
  6. Step 6: Final answer
    x = 1,312,333.04

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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.