Home / 1,321,530.44-1,823,565.74-732,815.07

Finding the Fourth Proportional to 1,321,530.44, 1,823,565.74 and 732,815.07

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Solution

The fourth proportional to 1,321,530.44, 1,823,565.74 and 732,815.07 is: 1,011,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,530.44 : 1,823,565.74 = 732,815.07 : x
  2. Step 2: Convert to fraction form
    1,321,530.44/1,823,565.74 = 732,815.07/x
  3. Step 3: Cross multiply
    1,321,530.44x = 1,823,565.74 × 732,815.07
  4. Step 4: Simplify right side
    1,321,530.44x = 1,336,336,451,743.63
  5. Step 5: Solve for x
    x = 1,336,336,451,743.63/1,321,530.44
  6. Step 6: Final answer
    x = 1,011,203.69

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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.