Home / 1,068,768.28-1,602,653.82-619,617.88

Finding the Fourth Proportional to 1,068,768.28, 1,602,653.82 and 619,617.88

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Solution

The fourth proportional to 1,068,768.28, 1,602,653.82 and 619,617.88 is: 929,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,768.28 : 1,602,653.82 = 619,617.88 : x
  2. Step 2: Convert to fraction form
    1,068,768.28/1,602,653.82 = 619,617.88/x
  3. Step 3: Cross multiply
    1,068,768.28x = 1,602,653.82 × 619,617.88
  4. Step 4: Simplify right side
    1,068,768.28x = 993,032,962,322.30
  5. Step 5: Solve for x
    x = 993,032,962,322.30/1,068,768.28
  6. Step 6: Final answer
    x = 929,137.76

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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.