Home / 1,254,102.48-1,879,865.28-495,635.76

Finding the Fourth Proportional to 1,254,102.48, 1,879,865.28 and 495,635.76

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Solution

The fourth proportional to 1,254,102.48, 1,879,865.28 and 495,635.76 is: 742,944.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,102.48 : 1,879,865.28 = 495,635.76 : x
  2. Step 2: Convert to fraction form
    1,254,102.48/1,879,865.28 = 495,635.76/x
  3. Step 3: Cross multiply
    1,254,102.48x = 1,879,865.28 × 495,635.76
  4. Step 4: Simplify right side
    1,254,102.48x = 931,728,456,750.41
  5. Step 5: Solve for x
    x = 931,728,456,750.41/1,254,102.48
  6. Step 6: Final answer
    x = 742,944.43

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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.