Home / 1,466,419.79-2,199,771.09-455,270.25

Finding the Fourth Proportional to 1,466,419.79, 2,199,771.09 and 455,270.25

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Solution

The fourth proportional to 1,466,419.79, 2,199,771.09 and 455,270.25 is: 682,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,419.79 : 2,199,771.09 = 455,270.25 : x
  2. Step 2: Convert to fraction form
    1,466,419.79/2,199,771.09 = 455,270.25/x
  3. Step 3: Cross multiply
    1,466,419.79x = 2,199,771.09 × 455,270.25
  4. Step 4: Simplify right side
    1,466,419.79x = 1,001,490,335,794.34
  5. Step 5: Solve for x
    x = 1,001,490,335,794.34/1,466,419.79
  6. Step 6: Final answer
    x = 682,949.28

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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.