Home / 1,957,643.70-2,936,465.55-628,082.10

Finding the Fourth Proportional to 1,957,643.70, 2,936,465.55 and 628,082.10

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Solution

The fourth proportional to 1,957,643.70, 2,936,465.55 and 628,082.10 is: 942,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,643.70 : 2,936,465.55 = 628,082.10 : x
  2. Step 2: Convert to fraction form
    1,957,643.70/2,936,465.55 = 628,082.10/x
  3. Step 3: Cross multiply
    1,957,643.70x = 2,936,465.55 × 628,082.10
  4. Step 4: Simplify right side
    1,957,643.70x = 1,844,341,449,221.65
  5. Step 5: Solve for x
    x = 1,844,341,449,221.65/1,957,643.70
  6. Step 6: Final answer
    x = 942,123.15

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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.