Home / 1,294,387.80-1,786,206.40-750,546.51

Finding the Fourth Proportional to 1,294,387.80, 1,786,206.40 and 750,546.51

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Solution

The fourth proportional to 1,294,387.80, 1,786,206.40 and 750,546.51 is: 1,035,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,387.80 : 1,786,206.40 = 750,546.51 : x
  2. Step 2: Convert to fraction form
    1,294,387.80/1,786,206.40 = 750,546.51/x
  3. Step 3: Cross multiply
    1,294,387.80x = 1,786,206.40 × 750,546.51
  4. Step 4: Simplify right side
    1,294,387.80x = 1,340,630,979,659.66
  5. Step 5: Solve for x
    x = 1,340,630,979,659.66/1,294,387.80
  6. Step 6: Final answer
    x = 1,035,725.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.