Home / 1,363,865.45-1,882,005.84-790,843.50

Finding the Fourth Proportional to 1,363,865.45, 1,882,005.84 and 790,843.50

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Solution

The fourth proportional to 1,363,865.45, 1,882,005.84 and 790,843.50 is: 1,091,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,865.45 : 1,882,005.84 = 790,843.50 : x
  2. Step 2: Convert to fraction form
    1,363,865.45/1,882,005.84 = 790,843.50/x
  3. Step 3: Cross multiply
    1,363,865.45x = 1,882,005.84 × 790,843.50
  4. Step 4: Simplify right side
    1,363,865.45x = 1,488,372,085,526.04
  5. Step 5: Solve for x
    x = 1,488,372,085,526.04/1,363,865.45
  6. Step 6: Final answer
    x = 1,091,289.53

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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.