Home / 3,313,871.28-4,573,703.34-1,918,230.75

Finding the Fourth Proportional to 3,313,871.28, 4,573,703.34 and 1,918,230.75

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Solution

The fourth proportional to 3,313,871.28, 4,573,703.34 and 1,918,230.75 is: 2,647,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,871.28 : 4,573,703.34 = 1,918,230.75 : x
  2. Step 2: Convert to fraction form
    3,313,871.28/4,573,703.34 = 1,918,230.75/x
  3. Step 3: Cross multiply
    3,313,871.28x = 4,573,703.34 × 1,918,230.75
  4. Step 4: Simplify right side
    3,313,871.28x = 8,773,418,388,165.71
  5. Step 5: Solve for x
    x = 8,773,418,388,165.71/3,313,871.28
  6. Step 6: Final answer
    x = 2,647,483.15

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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.