Home / 1,248,808.80-1,873,296.90-439,096.26

Finding the Fourth Proportional to 1,248,808.80, 1,873,296.90 and 439,096.26

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Solution

The fourth proportional to 1,248,808.80, 1,873,296.90 and 439,096.26 is: 658,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,808.80 : 1,873,296.90 = 439,096.26 : x
  2. Step 2: Convert to fraction form
    1,248,808.80/1,873,296.90 = 439,096.26/x
  3. Step 3: Cross multiply
    1,248,808.80x = 1,873,296.90 × 439,096.26
  4. Step 4: Simplify right side
    1,248,808.80x = 822,557,662,659.59
  5. Step 5: Solve for x
    x = 822,557,662,659.59/1,248,808.80
  6. Step 6: Final answer
    x = 658,673.82

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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.