Home / 1,053,500.94-1,579,784.85-756,768.78

Finding the Fourth Proportional to 1,053,500.94, 1,579,784.85 and 756,768.78

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Solution

The fourth proportional to 1,053,500.94, 1,579,784.85 and 756,768.78 is: 1,134,818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,500.94 : 1,579,784.85 = 756,768.78 : x
  2. Step 2: Convert to fraction form
    1,053,500.94/1,579,784.85 = 756,768.78/x
  3. Step 3: Cross multiply
    1,053,500.94x = 1,579,784.85 × 756,768.78
  4. Step 4: Simplify right side
    1,053,500.94x = 1,195,531,853,596.98
  5. Step 5: Solve for x
    x = 1,195,531,853,596.98/1,053,500.94
  6. Step 6: Final answer
    x = 1,134,818.02

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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.