Home / 1,839,678.32-2,759,961.78-577,505.96

Finding the Fourth Proportional to 1,839,678.32, 2,759,961.78 and 577,505.96

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Solution

The fourth proportional to 1,839,678.32, 2,759,961.78 and 577,505.96 is: 866,398.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,678.32 : 2,759,961.78 = 577,505.96 : x
  2. Step 2: Convert to fraction form
    1,839,678.32/2,759,961.78 = 577,505.96/x
  3. Step 3: Cross multiply
    1,839,678.32x = 2,759,961.78 × 577,505.96
  4. Step 4: Simplify right side
    1,839,678.32x = 1,593,894,377,322.21
  5. Step 5: Solve for x
    x = 1,593,894,377,322.21/1,839,678.32
  6. Step 6: Final answer
    x = 866,398.41

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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.