Home / 1,341,919.90-2,012,190.34-395,167.60

Finding the Fourth Proportional to 1,341,919.90, 2,012,190.34 and 395,167.60

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Solution

The fourth proportional to 1,341,919.90, 2,012,190.34 and 395,167.60 is: 592,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,919.90 : 2,012,190.34 = 395,167.60 : x
  2. Step 2: Convert to fraction form
    1,341,919.90/2,012,190.34 = 395,167.60/x
  3. Step 3: Cross multiply
    1,341,919.90x = 2,012,190.34 × 395,167.60
  4. Step 4: Simplify right side
    1,341,919.90x = 795,152,427,400.98
  5. Step 5: Solve for x
    x = 795,152,427,400.98/1,341,919.90
  6. Step 6: Final answer
    x = 592,548.35

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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.