Home / 3,408,220.01-5,108,442.63-2,129,415.50

Finding the Fourth Proportional to 3,408,220.01, 5,108,442.63 and 2,129,415.50

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Solution

The fourth proportional to 3,408,220.01, 5,108,442.63 and 2,129,415.50 is: 3,191,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,220.01 : 5,108,442.63 = 2,129,415.50 : x
  2. Step 2: Convert to fraction form
    3,408,220.01/5,108,442.63 = 2,129,415.50/x
  3. Step 3: Cross multiply
    3,408,220.01x = 5,108,442.63 × 2,129,415.50
  4. Step 4: Simplify right side
    3,408,220.01x = 10,877,996,921,968.56
  5. Step 5: Solve for x
    x = 10,877,996,921,968.56/3,408,220.01
  6. Step 6: Final answer
    x = 3,191,694.46

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1.5x scale

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.