Home / 1,232,727.92-1,701,131.76-688,868.16

Finding the Fourth Proportional to 1,232,727.92, 1,701,131.76 and 688,868.16

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Solution

The fourth proportional to 1,232,727.92, 1,701,131.76 and 688,868.16 is: 950,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,727.92 : 1,701,131.76 = 688,868.16 : x
  2. Step 2: Convert to fraction form
    1,232,727.92/1,701,131.76 = 688,868.16/x
  3. Step 3: Cross multiply
    1,232,727.92x = 1,701,131.76 × 688,868.16
  4. Step 4: Simplify right side
    1,232,727.92x = 1,171,855,505,428.76
  5. Step 5: Solve for x
    x = 1,171,855,505,428.76/1,232,727.92
  6. Step 6: Final answer
    x = 950,619.75

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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.