Home / 3,791,362.83-5,230,803.85-2,158,615.45

Finding the Fourth Proportional to 3,791,362.83, 5,230,803.85 and 2,158,615.45

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Solution

The fourth proportional to 3,791,362.83, 5,230,803.85 and 2,158,615.45 is: 2,978,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791,362.83 : 5,230,803.85 = 2,158,615.45 : x
  2. Step 2: Convert to fraction form
    3,791,362.83/5,230,803.85 = 2,158,615.45/x
  3. Step 3: Cross multiply
    3,791,362.83x = 5,230,803.85 × 2,158,615.45
  4. Step 4: Simplify right side
    3,791,362.83x = 11,291,294,006,529.48
  5. Step 5: Solve for x
    x = 11,291,294,006,529.48/3,791,362.83
  6. Step 6: Final answer
    x = 2,978,162.34

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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.