Home / 1,273,048.29-1,756,852.83-729,289.17

Finding the Fourth Proportional to 1,273,048.29, 1,756,852.83 and 729,289.17

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Solution

The fourth proportional to 1,273,048.29, 1,756,852.83 and 729,289.17 is: 1,006,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,048.29 : 1,756,852.83 = 729,289.17 : x
  2. Step 2: Convert to fraction form
    1,273,048.29/1,756,852.83 = 729,289.17/x
  3. Step 3: Cross multiply
    1,273,048.29x = 1,756,852.83 × 729,289.17
  4. Step 4: Simplify right side
    1,273,048.29x = 1,281,253,733,418.59
  5. Step 5: Solve for x
    x = 1,281,253,733,418.59/1,273,048.29
  6. Step 6: Final answer
    x = 1,006,445.51

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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.