Home / 1,273,118.58-1,756,924.94-729,301.79

Finding the Fourth Proportional to 1,273,118.58, 1,756,924.94 and 729,301.79

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Solution

The fourth proportional to 1,273,118.58, 1,756,924.94 and 729,301.79 is: 1,006,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,118.58 : 1,756,924.94 = 729,301.79 : x
  2. Step 2: Convert to fraction form
    1,273,118.58/1,756,924.94 = 729,301.79/x
  3. Step 3: Cross multiply
    1,273,118.58x = 1,756,924.94 × 729,301.79
  4. Step 4: Simplify right side
    1,273,118.58x = 1,281,328,509,853.21
  5. Step 5: Solve for x
    x = 1,281,328,509,853.21/1,273,118.58
  6. Step 6: Final answer
    x = 1,006,448.68

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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.