Home / 1,177,421.66-1,624,796.79-668,093.66

Finding the Fourth Proportional to 1,177,421.66, 1,624,796.79 and 668,093.66

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Solution

The fourth proportional to 1,177,421.66, 1,624,796.79 and 668,093.66 is: 921,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,421.66 : 1,624,796.79 = 668,093.66 : x
  2. Step 2: Convert to fraction form
    1,177,421.66/1,624,796.79 = 668,093.66/x
  3. Step 3: Cross multiply
    1,177,421.66x = 1,624,796.79 × 668,093.66
  4. Step 4: Simplify right side
    1,177,421.66x = 1,085,516,434,187.35
  5. Step 5: Solve for x
    x = 1,085,516,434,187.35/1,177,421.66
  6. Step 6: Final answer
    x = 921,943.66

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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.