Home / 1,223,588.70-1,835,383.05-718,391.70

Finding the Fourth Proportional to 1,223,588.70, 1,835,383.05 and 718,391.70

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Solution

The fourth proportional to 1,223,588.70, 1,835,383.05 and 718,391.70 is: 1,077,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,588.70 : 1,835,383.05 = 718,391.70 : x
  2. Step 2: Convert to fraction form
    1,223,588.70/1,835,383.05 = 718,391.70/x
  3. Step 3: Cross multiply
    1,223,588.70x = 1,835,383.05 × 718,391.70
  4. Step 4: Simplify right side
    1,223,588.70x = 1,318,523,949,440.69
  5. Step 5: Solve for x
    x = 1,318,523,949,440.69/1,223,588.70
  6. Step 6: Final answer
    x = 1,077,587.55

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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.