Home / 1,267,601.81-1,900,122.54-794,618.69

Finding the Fourth Proportional to 1,267,601.81, 1,900,122.54 and 794,618.69

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Solution

The fourth proportional to 1,267,601.81, 1,900,122.54 and 794,618.69 is: 1,191,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,601.81 : 1,900,122.54 = 794,618.69 : x
  2. Step 2: Convert to fraction form
    1,267,601.81/1,900,122.54 = 794,618.69/x
  3. Step 3: Cross multiply
    1,267,601.81x = 1,900,122.54 × 794,618.69
  4. Step 4: Simplify right side
    1,267,601.81x = 1,509,872,879,601.18
  5. Step 5: Solve for x
    x = 1,509,872,879,601.18/1,267,601.81
  6. Step 6: Final answer
    x = 1,191,125.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.