Home / 1,483,581.78-2,225,787.39-487,009.62

Finding the Fourth Proportional to 1,483,581.78, 2,225,787.39 and 487,009.62

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Solution

The fourth proportional to 1,483,581.78, 2,225,787.39 and 487,009.62 is: 730,650.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,581.78 : 2,225,787.39 = 487,009.62 : x
  2. Step 2: Convert to fraction form
    1,483,581.78/2,225,787.39 = 487,009.62/x
  3. Step 3: Cross multiply
    1,483,581.78x = 2,225,787.39 × 487,009.62
  4. Step 4: Simplify right side
    1,483,581.78x = 1,083,979,871,004.69
  5. Step 5: Solve for x
    x = 1,083,979,871,004.69/1,483,581.78
  6. Step 6: Final answer
    x = 730,650.57

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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.