Home / 1,273,756.01-1,757,036.88-814,703.09

Finding the Fourth Proportional to 1,273,756.01, 1,757,036.88 and 814,703.09

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Solution

The fourth proportional to 1,273,756.01, 1,757,036.88 and 814,703.09 is: 1,123,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,756.01 : 1,757,036.88 = 814,703.09 : x
  2. Step 2: Convert to fraction form
    1,273,756.01/1,757,036.88 = 814,703.09/x
  3. Step 3: Cross multiply
    1,273,756.01x = 1,757,036.88 × 814,703.09
  4. Step 4: Simplify right side
    1,273,756.01x = 1,431,463,366,594.77
  5. Step 5: Solve for x
    x = 1,431,463,366,594.77/1,273,756.01
  6. Step 6: Final answer
    x = 1,123,812.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.