Home / 1,478,344.46-2,040,118.32-799,280.96

Finding the Fourth Proportional to 1,478,344.46, 2,040,118.32 and 799,280.96

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Solution

The fourth proportional to 1,478,344.46, 2,040,118.32 and 799,280.96 is: 1,103,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,344.46 : 2,040,118.32 = 799,280.96 : x
  2. Step 2: Convert to fraction form
    1,478,344.46/2,040,118.32 = 799,280.96/x
  3. Step 3: Cross multiply
    1,478,344.46x = 2,040,118.32 × 799,280.96
  4. Step 4: Simplify right side
    1,478,344.46x = 1,630,627,719,122.60
  5. Step 5: Solve for x
    x = 1,630,627,719,122.60/1,478,344.46
  6. Step 6: Final answer
    x = 1,103,009.32

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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.