Home / 1,341,921.90-2,012,193.33-395,169.60

Finding the Fourth Proportional to 1,341,921.90, 2,012,193.33 and 395,169.60

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Solution

The fourth proportional to 1,341,921.90, 2,012,193.33 and 395,169.60 is: 592,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,921.90 : 2,012,193.33 = 395,169.60 : x
  2. Step 2: Convert to fraction form
    1,341,921.90/2,012,193.33 = 395,169.60/x
  3. Step 3: Cross multiply
    1,341,921.90x = 2,012,193.33 × 395,169.60
  4. Step 4: Simplify right side
    1,341,921.90x = 795,157,633,338.77
  5. Step 5: Solve for x
    x = 795,157,633,338.77/1,341,921.90
  6. Step 6: Final answer
    x = 592,551.35

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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.