Home / 4,785,360.78-6,603,564.87-2,851,578.30

Finding the Fourth Proportional to 4,785,360.78, 6,603,564.87 and 2,851,578.30

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Solution

The fourth proportional to 4,785,360.78, 6,603,564.87 and 2,851,578.30 is: 3,935,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785,360.78 : 6,603,564.87 = 2,851,578.30 : x
  2. Step 2: Convert to fraction form
    4,785,360.78/6,603,564.87 = 2,851,578.30/x
  3. Step 3: Cross multiply
    4,785,360.78x = 6,603,564.87 × 2,851,578.30
  4. Step 4: Simplify right side
    4,785,360.78x = 18,830,582,285,934.32
  5. Step 5: Solve for x
    x = 18,830,582,285,934.32/4,785,360.78
  6. Step 6: Final answer
    x = 3,935,039.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.