Home / 1,648,255.28-2,473,226.67-784,667.48

Finding the Fourth Proportional to 1,648,255.28, 2,473,226.67 and 784,667.48

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Solution

The fourth proportional to 1,648,255.28, 2,473,226.67 and 784,667.48 is: 1,177,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,255.28 : 2,473,226.67 = 784,667.48 : x
  2. Step 2: Convert to fraction form
    1,648,255.28/2,473,226.67 = 784,667.48/x
  3. Step 3: Cross multiply
    1,648,255.28x = 2,473,226.67 × 784,667.48
  4. Step 4: Simplify right side
    1,648,255.28x = 1,940,660,538,617.69
  5. Step 5: Solve for x
    x = 1,940,660,538,617.69/1,648,255.28
  6. Step 6: Final answer
    x = 1,177,402.90

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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.