Home / 1,703,371.56-2,554,956.54-638,324.52

Finding the Fourth Proportional to 1,703,371.56, 2,554,956.54 and 638,324.52

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Solution

The fourth proportional to 1,703,371.56, 2,554,956.54 and 638,324.52 is: 957,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,371.56 : 2,554,956.54 = 638,324.52 : x
  2. Step 2: Convert to fraction form
    1,703,371.56/2,554,956.54 = 638,324.52/x
  3. Step 3: Cross multiply
    1,703,371.56x = 2,554,956.54 × 638,324.52
  4. Step 4: Simplify right side
    1,703,371.56x = 1,630,891,407,016.36
  5. Step 5: Solve for x
    x = 1,630,891,407,016.36/1,703,371.56
  6. Step 6: Final answer
    x = 957,449.01

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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.