Home / 1,396,472.52-1,927,133.70-792,860.52

Finding the Fourth Proportional to 1,396,472.52, 1,927,133.70 and 792,860.52

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Solution

The fourth proportional to 1,396,472.52, 1,927,133.70 and 792,860.52 is: 1,094,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,472.52 : 1,927,133.70 = 792,860.52 : x
  2. Step 2: Convert to fraction form
    1,396,472.52/1,927,133.70 = 792,860.52/x
  3. Step 3: Cross multiply
    1,396,472.52x = 1,927,133.70 × 792,860.52
  4. Step 4: Simplify right side
    1,396,472.52x = 1,527,948,227,491.52
  5. Step 5: Solve for x
    x = 1,527,948,227,491.52/1,396,472.52
  6. Step 6: Final answer
    x = 1,094,148.44

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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.