Home / 2,008,374.40-3,009,937.20-809,315.20

Finding the Fourth Proportional to 2,008,374.40, 3,009,937.20 and 809,315.20

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Solution

The fourth proportional to 2,008,374.40, 3,009,937.20 and 809,315.20 is: 1,212,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,374.40 : 3,009,937.20 = 809,315.20 : x
  2. Step 2: Convert to fraction form
    2,008,374.40/3,009,937.20 = 809,315.20/x
  3. Step 3: Cross multiply
    2,008,374.40x = 3,009,937.20 × 809,315.20
  4. Step 4: Simplify right side
    2,008,374.40x = 2,435,987,927,005.44
  5. Step 5: Solve for x
    x = 2,435,987,927,005.44/2,008,374.40
  6. Step 6: Final answer
    x = 1,212,915.24

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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.