Home / 1,154,633.54-1,593,366.74-645,383.30

Finding the Fourth Proportional to 1,154,633.54, 1,593,366.74 and 645,383.30

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Solution

The fourth proportional to 1,154,633.54, 1,593,366.74 and 645,383.30 is: 890,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,633.54 : 1,593,366.74 = 645,383.30 : x
  2. Step 2: Convert to fraction form
    1,154,633.54/1,593,366.74 = 645,383.30/x
  3. Step 3: Cross multiply
    1,154,633.54x = 1,593,366.74 × 645,383.30
  4. Step 4: Simplify right side
    1,154,633.54x = 1,028,332,273,577.69
  5. Step 5: Solve for x
    x = 1,028,332,273,577.69/1,154,633.54
  6. Step 6: Final answer
    x = 890,613.55

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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.