Home / 2,458,805.28-3,687,321.24-1,038,971.40

Finding the Fourth Proportional to 2,458,805.28, 3,687,321.24 and 1,038,971.40

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Solution

The fourth proportional to 2,458,805.28, 3,687,321.24 and 1,038,971.40 is: 1,558,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,805.28 : 3,687,321.24 = 1,038,971.40 : x
  2. Step 2: Convert to fraction form
    2,458,805.28/3,687,321.24 = 1,038,971.40/x
  3. Step 3: Cross multiply
    2,458,805.28x = 3,687,321.24 × 1,038,971.40
  4. Step 4: Simplify right side
    2,458,805.28x = 3,831,021,310,972.54
  5. Step 5: Solve for x
    x = 3,831,021,310,972.54/2,458,805.28
  6. Step 6: Final answer
    x = 1,558,082.43

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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.