Home / 1,707,690.31-2,561,979.08-509,612.63

Finding the Fourth Proportional to 1,707,690.31, 2,561,979.08 and 509,612.63

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Solution

The fourth proportional to 1,707,690.31, 2,561,979.08 and 509,612.63 is: 764,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,690.31 : 2,561,979.08 = 509,612.63 : x
  2. Step 2: Convert to fraction form
    1,707,690.31/2,561,979.08 = 509,612.63/x
  3. Step 3: Cross multiply
    1,707,690.31x = 2,561,979.08 × 509,612.63
  4. Step 4: Simplify right side
    1,707,690.31x = 1,305,616,885,427.92
  5. Step 5: Solve for x
    x = 1,305,616,885,427.92/1,707,690.31
  6. Step 6: Final answer
    x = 764,551.32

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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.