Home / 1,273,050.29-1,756,855.59-729,291.17

Finding the Fourth Proportional to 1,273,050.29, 1,756,855.59 and 729,291.17

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Solution

The fourth proportional to 1,273,050.29, 1,756,855.59 and 729,291.17 is: 1,006,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,050.29 : 1,756,855.59 = 729,291.17 : x
  2. Step 2: Convert to fraction form
    1,273,050.29/1,756,855.59 = 729,291.17/x
  3. Step 3: Cross multiply
    1,273,050.29x = 1,756,855.59 × 729,291.17
  4. Step 4: Simplify right side
    1,273,050.29x = 1,281,259,268,752.14
  5. Step 5: Solve for x
    x = 1,281,259,268,752.14/1,273,050.29
  6. Step 6: Final answer
    x = 1,006,448.28

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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.