Home / 1,619,335.32-2,426,344.41-553,796.12

Finding the Fourth Proportional to 1,619,335.32, 2,426,344.41 and 553,796.12

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Solution

The fourth proportional to 1,619,335.32, 2,426,344.41 and 553,796.12 is: 829,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,335.32 : 2,426,344.41 = 553,796.12 : x
  2. Step 2: Convert to fraction form
    1,619,335.32/2,426,344.41 = 553,796.12/x
  3. Step 3: Cross multiply
    1,619,335.32x = 2,426,344.41 × 553,796.12
  4. Step 4: Simplify right side
    1,619,335.32x = 1,343,700,107,909.97
  5. Step 5: Solve for x
    x = 1,343,700,107,909.97/1,619,335.32
  6. Step 6: Final answer
    x = 829,784.97

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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.