Home / 1,176,919.98-1,624,101.75-667,611.42

Finding the Fourth Proportional to 1,176,919.98, 1,624,101.75 and 667,611.42

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Solution

The fourth proportional to 1,176,919.98, 1,624,101.75 and 667,611.42 is: 921,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,919.98 : 1,624,101.75 = 667,611.42 : x
  2. Step 2: Convert to fraction form
    1,176,919.98/1,624,101.75 = 667,611.42/x
  3. Step 3: Cross multiply
    1,176,919.98x = 1,624,101.75 × 667,611.42
  4. Step 4: Simplify right side
    1,176,919.98x = 1,084,268,875,541.99
  5. Step 5: Solve for x
    x = 1,084,268,875,541.99/1,176,919.98
  6. Step 6: Final answer
    x = 921,276.63

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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.