Home / 1,466,416.32-2,199,765.89-455,266.78

Finding the Fourth Proportional to 1,466,416.32, 2,199,765.89 and 455,266.78

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Solution

The fourth proportional to 1,466,416.32, 2,199,765.89 and 455,266.78 is: 682,944.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,416.32 : 2,199,765.89 = 455,266.78 : x
  2. Step 2: Convert to fraction form
    1,466,416.32/2,199,765.89 = 455,266.78/x
  3. Step 3: Cross multiply
    1,466,416.32x = 2,199,765.89 × 455,266.78
  4. Step 4: Simplify right side
    1,466,416.32x = 1,001,480,329,812.16
  5. Step 5: Solve for x
    x = 1,001,480,329,812.16/1,466,416.32
  6. Step 6: Final answer
    x = 682,944.07

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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.