Home / 1,532,455.70-2,297,043.30-520,640.15

Finding the Fourth Proportional to 1,532,455.70, 2,297,043.30 and 520,640.15

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Solution

The fourth proportional to 1,532,455.70, 2,297,043.30 and 520,640.15 is: 780,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,455.70 : 2,297,043.30 = 520,640.15 : x
  2. Step 2: Convert to fraction form
    1,532,455.70/2,297,043.30 = 520,640.15/x
  3. Step 3: Cross multiply
    1,532,455.70x = 2,297,043.30 × 520,640.15
  4. Step 4: Simplify right side
    1,532,455.70x = 1,195,932,968,268.49
  5. Step 5: Solve for x
    x = 1,195,932,968,268.49/1,532,455.70
  6. Step 6: Final answer
    x = 780,402.96

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1.5x scale

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.