Home / 4,008,374.90-6,012,562.35-2,638,438.10

Finding the Fourth Proportional to 4,008,374.90, 6,012,562.35 and 2,638,438.10

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Solution

The fourth proportional to 4,008,374.90, 6,012,562.35 and 2,638,438.10 is: 3,957,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008,374.90 : 6,012,562.35 = 2,638,438.10 : x
  2. Step 2: Convert to fraction form
    4,008,374.90/6,012,562.35 = 2,638,438.10/x
  3. Step 3: Cross multiply
    4,008,374.90x = 6,012,562.35 × 2,638,438.10
  4. Step 4: Simplify right side
    4,008,374.90x = 15,863,773,582,865.54
  5. Step 5: Solve for x
    x = 15,863,773,582,865.54/4,008,374.90
  6. Step 6: Final answer
    x = 3,957,657.15

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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.