Home / 3,289,849.20-4,934,773.80-893,990.70

Finding the Fourth Proportional to 3,289,849.20, 4,934,773.80 and 893,990.70

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Solution

The fourth proportional to 3,289,849.20, 4,934,773.80 and 893,990.70 is: 1,340,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,849.20 : 4,934,773.80 = 893,990.70 : x
  2. Step 2: Convert to fraction form
    3,289,849.20/4,934,773.80 = 893,990.70/x
  3. Step 3: Cross multiply
    3,289,849.20x = 4,934,773.80 × 893,990.70
  4. Step 4: Simplify right side
    3,289,849.20x = 4,411,641,883,803.66
  5. Step 5: Solve for x
    x = 4,411,641,883,803.66/3,289,849.20
  6. Step 6: Final answer
    x = 1,340,986.05

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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.