Home / 1,493,237.20-2,239,273.40-651,214.80

Finding the Fourth Proportional to 1,493,237.20, 2,239,273.40 and 651,214.80

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Solution

The fourth proportional to 1,493,237.20, 2,239,273.40 and 651,214.80 is: 976,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,237.20 : 2,239,273.40 = 651,214.80 : x
  2. Step 2: Convert to fraction form
    1,493,237.20/2,239,273.40 = 651,214.80/x
  3. Step 3: Cross multiply
    1,493,237.20x = 2,239,273.40 × 651,214.80
  4. Step 4: Simplify right side
    1,493,237.20x = 1,458,247,979,326.32
  5. Step 5: Solve for x
    x = 1,458,247,979,326.32/1,493,237.20
  6. Step 6: Final answer
    x = 976,568.21

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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.