Home / 4,991,266.91-6,887,948.34-2,699,427.60

Finding the Fourth Proportional to 4,991,266.91, 6,887,948.34 and 2,699,427.60

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Solution

The fourth proportional to 4,991,266.91, 6,887,948.34 and 2,699,427.60 is: 3,725,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,266.91 : 6,887,948.34 = 2,699,427.60 : x
  2. Step 2: Convert to fraction form
    4,991,266.91/6,887,948.34 = 2,699,427.60/x
  3. Step 3: Cross multiply
    4,991,266.91x = 6,887,948.34 × 2,699,427.60
  4. Step 4: Simplify right side
    4,991,266.91x = 18,593,517,856,370.18
  5. Step 5: Solve for x
    x = 18,593,517,856,370.18/4,991,266.91
  6. Step 6: Final answer
    x = 3,725,210.09

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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.