Home / 3,619,363.31-5,429,041.87-923,688.30

Finding the Fourth Proportional to 3,619,363.31, 5,429,041.87 and 923,688.30

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Solution

The fourth proportional to 3,619,363.31, 5,429,041.87 and 923,688.30 is: 1,385,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,363.31 : 5,429,041.87 = 923,688.30 : x
  2. Step 2: Convert to fraction form
    3,619,363.31/5,429,041.87 = 923,688.30/x
  3. Step 3: Cross multiply
    3,619,363.31x = 5,429,041.87 × 923,688.30
  4. Step 4: Simplify right side
    3,619,363.31x = 5,014,742,469,101.73
  5. Step 5: Solve for x
    x = 5,014,742,469,101.73/3,619,363.31
  6. Step 6: Final answer
    x = 1,385,531.66

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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.