Home / 1,857,781.50-2,787,140.44-528,085.50

Finding the Fourth Proportional to 1,857,781.50, 2,787,140.44 and 528,085.50

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Solution

The fourth proportional to 1,857,781.50, 2,787,140.44 and 528,085.50 is: 792,261.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,781.50 : 2,787,140.44 = 528,085.50 : x
  2. Step 2: Convert to fraction form
    1,857,781.50/2,787,140.44 = 528,085.50/x
  3. Step 3: Cross multiply
    1,857,781.50x = 2,787,140.44 × 528,085.50
  4. Step 4: Simplify right side
    1,857,781.50x = 1,471,848,452,827.62
  5. Step 5: Solve for x
    x = 1,471,848,452,827.62/1,857,781.50
  6. Step 6: Final answer
    x = 792,261.34

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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.