Home / 1,341,907.96-2,012,172.42-395,155.66

Finding the Fourth Proportional to 1,341,907.96, 2,012,172.42 and 395,155.66

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Solution

The fourth proportional to 1,341,907.96, 2,012,172.42 and 395,155.66 is: 592,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,907.96 : 2,012,172.42 = 395,155.66 : x
  2. Step 2: Convert to fraction form
    1,341,907.96/2,012,172.42 = 395,155.66/x
  3. Step 3: Cross multiply
    1,341,907.96x = 2,012,172.42 × 395,155.66
  4. Step 4: Simplify right side
    1,341,907.96x = 795,121,320,658.90
  5. Step 5: Solve for x
    x = 795,121,320,658.90/1,341,907.96
  6. Step 6: Final answer
    x = 592,530.44

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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.