Home / 1,223,212.40-1,835,110.20-591,606.80

Finding the Fourth Proportional to 1,223,212.40, 1,835,110.20 and 591,606.80

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Solution

The fourth proportional to 1,223,212.40, 1,835,110.20 and 591,606.80 is: 887,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,212.40 : 1,835,110.20 = 591,606.80 : x
  2. Step 2: Convert to fraction form
    1,223,212.40/1,835,110.20 = 591,606.80/x
  3. Step 3: Cross multiply
    1,223,212.40x = 1,835,110.20 × 591,606.80
  4. Step 4: Simplify right side
    1,223,212.40x = 1,085,663,673,069.36
  5. Step 5: Solve for x
    x = 1,085,663,673,069.36/1,223,212.40
  6. Step 6: Final answer
    x = 887,551.23

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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.