Home / 1,332,201.22-1,838,448.05-735,487.42

Finding the Fourth Proportional to 1,332,201.22, 1,838,448.05 and 735,487.42

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Solution

The fourth proportional to 1,332,201.22, 1,838,448.05 and 735,487.42 is: 1,014,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,201.22 : 1,838,448.05 = 735,487.42 : x
  2. Step 2: Convert to fraction form
    1,332,201.22/1,838,448.05 = 735,487.42/x
  3. Step 3: Cross multiply
    1,332,201.22x = 1,838,448.05 × 735,487.42
  4. Step 4: Simplify right side
    1,332,201.22x = 1,352,155,408,272.79
  5. Step 5: Solve for x
    x = 1,352,155,408,272.79/1,332,201.22
  6. Step 6: Final answer
    x = 1,014,978.36

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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.