Home / 1,376,713.53-1,899,896.32-756,557.25

Finding the Fourth Proportional to 1,376,713.53, 1,899,896.32 and 756,557.25

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Solution

The fourth proportional to 1,376,713.53, 1,899,896.32 and 756,557.25 is: 1,044,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,713.53 : 1,899,896.32 = 756,557.25 : x
  2. Step 2: Convert to fraction form
    1,376,713.53/1,899,896.32 = 756,557.25/x
  3. Step 3: Cross multiply
    1,376,713.53x = 1,899,896.32 × 756,557.25
  4. Step 4: Simplify right side
    1,376,713.53x = 1,437,380,335,144.32
  5. Step 5: Solve for x
    x = 1,437,380,335,144.32/1,376,713.53
  6. Step 6: Final answer
    x = 1,044,066.40

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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.