Home / 1,110,552.96-1,665,931.09-311,829.12

Finding the Fourth Proportional to 1,110,552.96, 1,665,931.09 and 311,829.12

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Solution

The fourth proportional to 1,110,552.96, 1,665,931.09 and 311,829.12 is: 467,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,552.96 : 1,665,931.09 = 311,829.12 : x
  2. Step 2: Convert to fraction form
    1,110,552.96/1,665,931.09 = 311,829.12/x
  3. Step 3: Cross multiply
    1,110,552.96x = 1,665,931.09 × 311,829.12
  4. Step 4: Simplify right side
    1,110,552.96x = 519,485,821,772.04
  5. Step 5: Solve for x
    x = 519,485,821,772.04/1,110,552.96
  6. Step 6: Final answer
    x = 467,772.22

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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.