Home / 1,248,773.95-1,872,012.75-449,860.12

Finding the Fourth Proportional to 1,248,773.95, 1,872,012.75 and 449,860.12

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Solution

The fourth proportional to 1,248,773.95, 1,872,012.75 and 449,860.12 is: 674,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,773.95 : 1,872,012.75 = 449,860.12 : x
  2. Step 2: Convert to fraction form
    1,248,773.95/1,872,012.75 = 449,860.12/x
  3. Step 3: Cross multiply
    1,248,773.95x = 1,872,012.75 × 449,860.12
  4. Step 4: Simplify right side
    1,248,773.95x = 842,143,880,356.53
  5. Step 5: Solve for x
    x = 842,143,880,356.53/1,248,773.95
  6. Step 6: Final answer
    x = 674,376.56

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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.