Home / 1,223,318.40-1,835,269.20-591,712.80

Finding the Fourth Proportional to 1,223,318.40, 1,835,269.20 and 591,712.80

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Solution

The fourth proportional to 1,223,318.40, 1,835,269.20 and 591,712.80 is: 887,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,318.40 : 1,835,269.20 = 591,712.80 : x
  2. Step 2: Convert to fraction form
    1,223,318.40/1,835,269.20 = 591,712.80/x
  3. Step 3: Cross multiply
    1,223,318.40x = 1,835,269.20 × 591,712.80
  4. Step 4: Simplify right side
    1,223,318.40x = 1,085,952,277,085.76
  5. Step 5: Solve for x
    x = 1,085,952,277,085.76/1,223,318.40
  6. Step 6: Final answer
    x = 887,710.25

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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.