Home / 1,266,441-1,747,688.58-729,931.56

Finding the Fourth Proportional to 1,266,441, 1,747,688.58 and 729,931.56

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Solution

The fourth proportional to 1,266,441, 1,747,688.58 and 729,931.56 is: 1,007,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,441 : 1,747,688.58 = 729,931.56 : x
  2. Step 2: Convert to fraction form
    1,266,441/1,747,688.58 = 729,931.56/x
  3. Step 3: Cross multiply
    1,266,441x = 1,747,688.58 × 729,931.56
  4. Step 4: Simplify right side
    1,266,441x = 1,275,693,051,593.59
  5. Step 5: Solve for x
    x = 1,275,693,051,593.59/1,266,441
  6. Step 6: Final answer
    x = 1,007,305.55

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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.