Home / 2,306,327.64-3,182,928.93-1,287,929.22

Finding the Fourth Proportional to 2,306,327.64, 3,182,928.93 and 1,287,929.22

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Solution

The fourth proportional to 2,306,327.64, 3,182,928.93 and 1,287,929.22 is: 1,777,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306,327.64 : 3,182,928.93 = 1,287,929.22 : x
  2. Step 2: Convert to fraction form
    2,306,327.64/3,182,928.93 = 1,287,929.22/x
  3. Step 3: Cross multiply
    2,306,327.64x = 3,182,928.93 × 1,287,929.22
  4. Step 4: Simplify right side
    2,306,327.64x = 4,099,387,174,130.34
  5. Step 5: Solve for x
    x = 4,099,387,174,130.34/2,306,327.64
  6. Step 6: Final answer
    x = 1,777,452.22

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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.