Home / 3,432,890.76-5,149,588.86-908,529

Finding the Fourth Proportional to 3,432,890.76, 5,149,588.86 and 908,529

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Solution

The fourth proportional to 3,432,890.76, 5,149,588.86 and 908,529 is: 1,362,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,890.76 : 5,149,588.86 = 908,529 : x
  2. Step 2: Convert to fraction form
    3,432,890.76/5,149,588.86 = 908,529/x
  3. Step 3: Cross multiply
    3,432,890.76x = 5,149,588.86 × 908,529
  4. Step 4: Simplify right side
    3,432,890.76x = 4,678,550,817,386.94
  5. Step 5: Solve for x
    x = 4,678,550,817,386.94/3,432,890.76
  6. Step 6: Final answer
    x = 1,362,860.38

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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.