Home / 1,123,660.90-1,685,540.57-325,023.17

Finding the Fourth Proportional to 1,123,660.90, 1,685,540.57 and 325,023.17

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Solution

The fourth proportional to 1,123,660.90, 1,685,540.57 and 325,023.17 is: 487,548.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,660.90 : 1,685,540.57 = 325,023.17 : x
  2. Step 2: Convert to fraction form
    1,123,660.90/1,685,540.57 = 325,023.17/x
  3. Step 3: Cross multiply
    1,123,660.90x = 1,685,540.57 × 325,023.17
  4. Step 4: Simplify right side
    1,123,660.90x = 547,839,739,225.01
  5. Step 5: Solve for x
    x = 547,839,739,225.01/1,123,660.90
  6. Step 6: Final answer
    x = 487,548.99

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1.5x scale

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.