Home / 1,302,221.90-1,953,332.85-804,557.90

Finding the Fourth Proportional to 1,302,221.90, 1,953,332.85 and 804,557.90

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Solution

The fourth proportional to 1,302,221.90, 1,953,332.85 and 804,557.90 is: 1,206,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,221.90 : 1,953,332.85 = 804,557.90 : x
  2. Step 2: Convert to fraction form
    1,302,221.90/1,953,332.85 = 804,557.90/x
  3. Step 3: Cross multiply
    1,302,221.90x = 1,953,332.85 × 804,557.90
  4. Step 4: Simplify right side
    1,302,221.90x = 1,571,569,375,797.02
  5. Step 5: Solve for x
    x = 1,571,569,375,797.02/1,302,221.90
  6. Step 6: Final answer
    x = 1,206,836.85

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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.