Home / 1,856,403.84-2,784,608.19-508,578.30

Finding the Fourth Proportional to 1,856,403.84, 2,784,608.19 and 508,578.30

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Solution

The fourth proportional to 1,856,403.84, 2,784,608.19 and 508,578.30 is: 762,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,403.84 : 2,784,608.19 = 508,578.30 : x
  2. Step 2: Convert to fraction form
    1,856,403.84/2,784,608.19 = 508,578.30/x
  3. Step 3: Cross multiply
    1,856,403.84x = 2,784,608.19 × 508,578.30
  4. Step 4: Simplify right side
    1,856,403.84x = 1,416,191,299,436.28
  5. Step 5: Solve for x
    x = 1,416,191,299,436.28/1,856,403.84
  6. Step 6: Final answer
    x = 762,868.12

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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.