Home / 1,296,292.49-1,788,616.58-744,901.69

Finding the Fourth Proportional to 1,296,292.49, 1,788,616.58 and 744,901.69

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Solution

The fourth proportional to 1,296,292.49, 1,788,616.58 and 744,901.69 is: 1,027,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,292.49 : 1,788,616.58 = 744,901.69 : x
  2. Step 2: Convert to fraction form
    1,296,292.49/1,788,616.58 = 744,901.69/x
  3. Step 3: Cross multiply
    1,296,292.49x = 1,788,616.58 × 744,901.69
  4. Step 4: Simplify right side
    1,296,292.49x = 1,332,343,513,204.02
  5. Step 5: Solve for x
    x = 1,332,343,513,204.02/1,296,292.49
  6. Step 6: Final answer
    x = 1,027,810.87

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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.