Home / 2,121,094.23-3,181,647.89-523,657.50

Finding the Fourth Proportional to 2,121,094.23, 3,181,647.89 and 523,657.50

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Solution

The fourth proportional to 2,121,094.23, 3,181,647.89 and 523,657.50 is: 785,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,094.23 : 3,181,647.89 = 523,657.50 : x
  2. Step 2: Convert to fraction form
    2,121,094.23/3,181,647.89 = 523,657.50/x
  3. Step 3: Cross multiply
    2,121,094.23x = 3,181,647.89 × 523,657.50
  4. Step 4: Simplify right side
    2,121,094.23x = 1,666,093,777,339.39
  5. Step 5: Solve for x
    x = 1,666,093,777,339.39/2,121,094.23
  6. Step 6: Final answer
    x = 785,487.86

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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.