Home / 1,226,095.52-1,691,758.24-716,699.36

Finding the Fourth Proportional to 1,226,095.52, 1,691,758.24 and 716,699.36

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Solution

The fourth proportional to 1,226,095.52, 1,691,758.24 and 716,699.36 is: 988,896.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,095.52 : 1,691,758.24 = 716,699.36 : x
  2. Step 2: Convert to fraction form
    1,226,095.52/1,691,758.24 = 716,699.36/x
  3. Step 3: Cross multiply
    1,226,095.52x = 1,691,758.24 × 716,699.36
  4. Step 4: Simplify right side
    1,226,095.52x = 1,212,482,047,882.73
  5. Step 5: Solve for x
    x = 1,212,482,047,882.73/1,226,095.52
  6. Step 6: Final answer
    x = 988,896.89

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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.