Home / 1,414,538.46-2,121,809.43-349,564.20

Finding the Fourth Proportional to 1,414,538.46, 2,121,809.43 and 349,564.20

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Solution

The fourth proportional to 1,414,538.46, 2,121,809.43 and 349,564.20 is: 524,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,538.46 : 2,121,809.43 = 349,564.20 : x
  2. Step 2: Convert to fraction form
    1,414,538.46/2,121,809.43 = 349,564.20/x
  3. Step 3: Cross multiply
    1,414,538.46x = 2,121,809.43 × 349,564.20
  4. Step 4: Simplify right side
    1,414,538.46x = 741,708,615,950.41
  5. Step 5: Solve for x
    x = 741,708,615,950.41/1,414,538.46
  6. Step 6: Final answer
    x = 524,346.73

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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.