Home / 1,293,160.92-1,784,617.38-720,201

Finding the Fourth Proportional to 1,293,160.92, 1,784,617.38 and 720,201

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Solution

The fourth proportional to 1,293,160.92, 1,784,617.38 and 720,201 is: 993,908.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,160.92 : 1,784,617.38 = 720,201 : x
  2. Step 2: Convert to fraction form
    1,293,160.92/1,784,617.38 = 720,201/x
  3. Step 3: Cross multiply
    1,293,160.92x = 1,784,617.38 × 720,201
  4. Step 4: Simplify right side
    1,293,160.92x = 1,285,283,221,693.38
  5. Step 5: Solve for x
    x = 1,285,283,221,693.38/1,293,160.92
  6. Step 6: Final answer
    x = 993,908.18

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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.