Home / 1,321,672.52-1,823,794.71-732,988.82

Finding the Fourth Proportional to 1,321,672.52, 1,823,794.71 and 732,988.82

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Solution

The fourth proportional to 1,321,672.52, 1,823,794.71 and 732,988.82 is: 1,011,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,672.52 : 1,823,794.71 = 732,988.82 : x
  2. Step 2: Convert to fraction form
    1,321,672.52/1,823,794.71 = 732,988.82/x
  3. Step 3: Cross multiply
    1,321,672.52x = 1,823,794.71 × 732,988.82
  4. Step 4: Simplify right side
    1,321,672.52x = 1,336,821,132,405.14
  5. Step 5: Solve for x
    x = 1,336,821,132,405.14/1,321,672.52
  6. Step 6: Final answer
    x = 1,011,461.70

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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.