Home / 5,354,912.61-8,033,943.69-2,158,393.41

Finding the Fourth Proportional to 5,354,912.61, 8,033,943.69 and 2,158,393.41

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Solution

The fourth proportional to 5,354,912.61, 8,033,943.69 and 2,158,393.41 is: 3,238,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,912.61 : 8,033,943.69 = 2,158,393.41 : x
  2. Step 2: Convert to fraction form
    5,354,912.61/8,033,943.69 = 2,158,393.41/x
  3. Step 3: Cross multiply
    5,354,912.61x = 8,033,943.69 × 2,158,393.41
  4. Step 4: Simplify right side
    5,354,912.61x = 17,340,411,116,807.09
  5. Step 5: Solve for x
    x = 17,340,411,116,807.09/5,354,912.61
  6. Step 6: Final answer
    x = 3,238,224.86

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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.