Home / 1,465,155.12-2,197,378.44-400,202.76

Finding the Fourth Proportional to 1,465,155.12, 2,197,378.44 and 400,202.76

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Solution

The fourth proportional to 1,465,155.12, 2,197,378.44 and 400,202.76 is: 600,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,155.12 : 2,197,378.44 = 400,202.76 : x
  2. Step 2: Convert to fraction form
    1,465,155.12/2,197,378.44 = 400,202.76/x
  3. Step 3: Cross multiply
    1,465,155.12x = 2,197,378.44 × 400,202.76
  4. Step 4: Simplify right side
    1,465,155.12x = 879,396,916,452.49
  5. Step 5: Solve for x
    x = 879,396,916,452.49/1,465,155.12
  6. Step 6: Final answer
    x = 600,207.38

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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.