Home / 1,281,903.20-1,768,829.88-737,933.89

Finding the Fourth Proportional to 1,281,903.20, 1,768,829.88 and 737,933.89

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Solution

The fourth proportional to 1,281,903.20, 1,768,829.88 and 737,933.89 is: 1,018,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,903.20 : 1,768,829.88 = 737,933.89 : x
  2. Step 2: Convert to fraction form
    1,281,903.20/1,768,829.88 = 737,933.89/x
  3. Step 3: Cross multiply
    1,281,903.20x = 1,768,829.88 × 737,933.89
  4. Step 4: Simplify right side
    1,281,903.20x = 1,305,279,509,674.56
  5. Step 5: Solve for x
    x = 1,305,279,509,674.56/1,281,903.20
  6. Step 6: Final answer
    x = 1,018,235.63

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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.