Home / 1,427,358.78-2,141,041.82-481,393.80

Finding the Fourth Proportional to 1,427,358.78, 2,141,041.82 and 481,393.80

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Solution

The fourth proportional to 1,427,358.78, 2,141,041.82 and 481,393.80 is: 722,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,358.78 : 2,141,041.82 = 481,393.80 : x
  2. Step 2: Convert to fraction form
    1,427,358.78/2,141,041.82 = 481,393.80/x
  3. Step 3: Cross multiply
    1,427,358.78x = 2,141,041.82 × 481,393.80
  4. Step 4: Simplify right side
    1,427,358.78x = 1,030,684,255,281.75
  5. Step 5: Solve for x
    x = 1,030,684,255,281.75/1,427,358.78
  6. Step 6: Final answer
    x = 722,091.93

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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.