Home / 1,110,786.34-1,665,057.45-437,340.19

Finding the Fourth Proportional to 1,110,786.34, 1,665,057.45 and 437,340.19

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Solution

The fourth proportional to 1,110,786.34, 1,665,057.45 and 437,340.19 is: 655,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,786.34 : 1,665,057.45 = 437,340.19 : x
  2. Step 2: Convert to fraction form
    1,110,786.34/1,665,057.45 = 437,340.19/x
  3. Step 3: Cross multiply
    1,110,786.34x = 1,665,057.45 × 437,340.19
  4. Step 4: Simplify right side
    1,110,786.34x = 728,196,541,543.92
  5. Step 5: Solve for x
    x = 728,196,541,543.92/1,110,786.34
  6. Step 6: Final answer
    x = 655,568.51

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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.