Home / 1,177,383.42-1,624,806.15-661,249.02

Finding the Fourth Proportional to 1,177,383.42, 1,624,806.15 and 661,249.02

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Solution

The fourth proportional to 1,177,383.42, 1,624,806.15 and 661,249.02 is: 912,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,383.42 : 1,624,806.15 = 661,249.02 : x
  2. Step 2: Convert to fraction form
    1,177,383.42/1,624,806.15 = 661,249.02/x
  3. Step 3: Cross multiply
    1,177,383.42x = 1,624,806.15 × 661,249.02
  4. Step 4: Simplify right side
    1,177,383.42x = 1,074,401,474,377.47
  5. Step 5: Solve for x
    x = 1,074,401,474,377.47/1,177,383.42
  6. Step 6: Final answer
    x = 912,533.21

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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.