Home / 1,171,752.48-1,757,628.72-1,111,916.16

Finding the Fourth Proportional to 1,171,752.48, 1,757,628.72 and 1,111,916.16

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Solution

The fourth proportional to 1,171,752.48, 1,757,628.72 and 1,111,916.16 is: 1,667,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,752.48 : 1,757,628.72 = 1,111,916.16 : x
  2. Step 2: Convert to fraction form
    1,171,752.48/1,757,628.72 = 1,111,916.16/x
  3. Step 3: Cross multiply
    1,171,752.48x = 1,757,628.72 × 1,111,916.16
  4. Step 4: Simplify right side
    1,171,752.48x = 1,954,335,777,048.12
  5. Step 5: Solve for x
    x = 1,954,335,777,048.12/1,171,752.48
  6. Step 6: Final answer
    x = 1,667,874.24

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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.