Home / 3,213,213.65-4,434,280.08-1,762,882.73

Finding the Fourth Proportional to 3,213,213.65, 4,434,280.08 and 1,762,882.73

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Solution

The fourth proportional to 3,213,213.65, 4,434,280.08 and 1,762,882.73 is: 2,432,802.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,213.65 : 4,434,280.08 = 1,762,882.73 : x
  2. Step 2: Convert to fraction form
    3,213,213.65/4,434,280.08 = 1,762,882.73/x
  3. Step 3: Cross multiply
    3,213,213.65x = 4,434,280.08 × 1,762,882.73
  4. Step 4: Simplify right side
    3,213,213.65x = 7,817,115,773,015.02
  5. Step 5: Solve for x
    x = 7,817,115,773,015.02/3,213,213.65
  6. Step 6: Final answer
    x = 2,432,802.99

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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.