Home / 3,266,296.08-4,899,127.36-991,840.20

Finding the Fourth Proportional to 3,266,296.08, 4,899,127.36 and 991,840.20

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Solution

The fourth proportional to 3,266,296.08, 4,899,127.36 and 991,840.20 is: 1,487,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,296.08 : 4,899,127.36 = 991,840.20 : x
  2. Step 2: Convert to fraction form
    3,266,296.08/4,899,127.36 = 991,840.20/x
  3. Step 3: Cross multiply
    3,266,296.08x = 4,899,127.36 × 991,840.20
  4. Step 4: Simplify right side
    3,266,296.08x = 4,859,151,460,567.87
  5. Step 5: Solve for x
    x = 4,859,151,460,567.87/3,266,296.08
  6. Step 6: Final answer
    x = 1,487,664.11

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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.