Home / 4,265,216.64-6,397,824.96-1,425,328.80

Finding the Fourth Proportional to 4,265,216.64, 6,397,824.96 and 1,425,328.80

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Solution

The fourth proportional to 4,265,216.64, 6,397,824.96 and 1,425,328.80 is: 2,137,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265,216.64 : 6,397,824.96 = 1,425,328.80 : x
  2. Step 2: Convert to fraction form
    4,265,216.64/6,397,824.96 = 1,425,328.80/x
  3. Step 3: Cross multiply
    4,265,216.64x = 6,397,824.96 × 1,425,328.80
  4. Step 4: Simplify right side
    4,265,216.64x = 9,119,004,160,415.61
  5. Step 5: Solve for x
    x = 9,119,004,160,415.61/4,265,216.64
  6. Step 6: Final answer
    x = 2,137,993.20

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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.