Home / 5,349,558.43-8,027,486.93-1,986,127.39

Finding the Fourth Proportional to 5,349,558.43, 8,027,486.93 and 1,986,127.39

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Solution

The fourth proportional to 5,349,558.43, 8,027,486.93 and 1,986,127.39 is: 2,980,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,558.43 : 8,027,486.93 = 1,986,127.39 : x
  2. Step 2: Convert to fraction form
    5,349,558.43/8,027,486.93 = 1,986,127.39/x
  3. Step 3: Cross multiply
    5,349,558.43x = 8,027,486.93 × 1,986,127.39
  4. Step 4: Simplify right side
    5,349,558.43x = 15,943,611,664,540.01
  5. Step 5: Solve for x
    x = 15,943,611,664,540.01/5,349,558.43
  6. Step 6: Final answer
    x = 2,980,360.32

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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.