Home / 1,363,947.74-1,882,893.50-790,778.78

Finding the Fourth Proportional to 1,363,947.74, 1,882,893.50 and 790,778.78

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Solution

The fourth proportional to 1,363,947.74, 1,882,893.50 and 790,778.78 is: 1,091,649.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,947.74 : 1,882,893.50 = 790,778.78 : x
  2. Step 2: Convert to fraction form
    1,363,947.74/1,882,893.50 = 790,778.78/x
  3. Step 3: Cross multiply
    1,363,947.74x = 1,882,893.50 × 790,778.78
  4. Step 4: Simplify right side
    1,363,947.74x = 1,488,952,221,457.84
  5. Step 5: Solve for x
    x = 1,488,952,221,457.84/1,363,947.74
  6. Step 6: Final answer
    x = 1,091,649.03

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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.