Home / 1,382,220.14-2,073,190.10-371,210.76

Finding the Fourth Proportional to 1,382,220.14, 2,073,190.10 and 371,210.76

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Solution

The fourth proportional to 1,382,220.14, 2,073,190.10 and 371,210.76 is: 556,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,220.14 : 2,073,190.10 = 371,210.76 : x
  2. Step 2: Convert to fraction form
    1,382,220.14/2,073,190.10 = 371,210.76/x
  3. Step 3: Cross multiply
    1,382,220.14x = 2,073,190.10 × 371,210.76
  4. Step 4: Simplify right side
    1,382,220.14x = 769,590,470,789.42
  5. Step 5: Solve for x
    x = 769,590,470,789.42/1,382,220.14
  6. Step 6: Final answer
    x = 556,778.51

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1.5x scale

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.