Home / 1,250,634.80-1,875,952.90-878,319.92

Finding the Fourth Proportional to 1,250,634.80, 1,875,952.90 and 878,319.92

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Solution

The fourth proportional to 1,250,634.80, 1,875,952.90 and 878,319.92 is: 1,317,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,634.80 : 1,875,952.90 = 878,319.92 : x
  2. Step 2: Convert to fraction form
    1,250,634.80/1,875,952.90 = 878,319.92/x
  3. Step 3: Cross multiply
    1,250,634.80x = 1,875,952.90 × 878,319.92
  4. Step 4: Simplify right side
    1,250,634.80x = 1,647,686,801,051.77
  5. Step 5: Solve for x
    x = 1,647,686,801,051.77/1,250,634.80
  6. Step 6: Final answer
    x = 1,317,480.37

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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.