Home / 1,248,773.82-1,872,832.53-538,643.98

Finding the Fourth Proportional to 1,248,773.82, 1,872,832.53 and 538,643.98

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Solution

The fourth proportional to 1,248,773.82, 1,872,832.53 and 538,643.98 is: 807,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,773.82 : 1,872,832.53 = 538,643.98 : x
  2. Step 2: Convert to fraction form
    1,248,773.82/1,872,832.53 = 538,643.98/x
  3. Step 3: Cross multiply
    1,248,773.82x = 1,872,832.53 × 538,643.98
  4. Step 4: Simplify right side
    1,248,773.82x = 1,008,789,967,832.67
  5. Step 5: Solve for x
    x = 1,008,789,967,832.67/1,248,773.82
  6. Step 6: Final answer
    x = 807,824.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.