Home / 2,189,858.76-3,000,056.30-2,107,985.83

Finding the Fourth Proportional to 2,189,858.76, 3,000,056.30 and 2,107,985.83

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Solution

The fourth proportional to 2,189,858.76, 3,000,056.30 and 2,107,985.83 is: 2,887,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,858.76 : 3,000,056.30 = 2,107,985.83 : x
  2. Step 2: Convert to fraction form
    2,189,858.76/3,000,056.30 = 2,107,985.83/x
  3. Step 3: Cross multiply
    2,189,858.76x = 3,000,056.30 × 2,107,985.83
  4. Step 4: Simplify right side
    2,189,858.76x = 6,324,076,169,602.23
  5. Step 5: Solve for x
    x = 6,324,076,169,602.23/2,189,858.76
  6. Step 6: Final answer
    x = 2,887,892.27

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.