Home / 1,570,400.22-2,350,950.21-969,429.03

Finding the Fourth Proportional to 1,570,400.22, 2,350,950.21 and 969,429.03

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Solution

The fourth proportional to 1,570,400.22, 2,350,950.21 and 969,429.03 is: 1,451,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,400.22 : 2,350,950.21 = 969,429.03 : x
  2. Step 2: Convert to fraction form
    1,570,400.22/2,350,950.21 = 969,429.03/x
  3. Step 3: Cross multiply
    1,570,400.22x = 2,350,950.21 × 969,429.03
  4. Step 4: Simplify right side
    1,570,400.22x = 2,279,079,381,658.60
  5. Step 5: Solve for x
    x = 2,279,079,381,658.60/1,570,400.22
  6. Step 6: Final answer
    x = 1,451,272.96

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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.