Home / 1,441,002.21-2,161,462.32-430,132.53

Finding the Fourth Proportional to 1,441,002.21, 2,161,462.32 and 430,132.53

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Solution

The fourth proportional to 1,441,002.21, 2,161,462.32 and 430,132.53 is: 645,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,002.21 : 2,161,462.32 = 430,132.53 : x
  2. Step 2: Convert to fraction form
    1,441,002.21/2,161,462.32 = 430,132.53/x
  3. Step 3: Cross multiply
    1,441,002.21x = 2,161,462.32 × 430,132.53
  4. Step 4: Simplify right side
    1,441,002.21x = 929,715,256,201.27
  5. Step 5: Solve for x
    x = 929,715,256,201.27/1,441,002.21
  6. Step 6: Final answer
    x = 645,186.56

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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.