Home / 1,333,881.24-2,001,140.19-435,324.66

Finding the Fourth Proportional to 1,333,881.24, 2,001,140.19 and 435,324.66

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Solution

The fourth proportional to 1,333,881.24, 2,001,140.19 and 435,324.66 is: 653,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,881.24 : 2,001,140.19 = 435,324.66 : x
  2. Step 2: Convert to fraction form
    1,333,881.24/2,001,140.19 = 435,324.66/x
  3. Step 3: Cross multiply
    1,333,881.24x = 2,001,140.19 × 435,324.66
  4. Step 4: Simplify right side
    1,333,881.24x = 871,145,672,824.09
  5. Step 5: Solve for x
    x = 871,145,672,824.09/1,333,881.24
  6. Step 6: Final answer
    x = 653,090.88

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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.