Home / 1,078,866.68-1,617,013.09-501,710.85

Finding the Fourth Proportional to 1,078,866.68, 1,617,013.09 and 501,710.85

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Solution

The fourth proportional to 1,078,866.68, 1,617,013.09 and 501,710.85 is: 751,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,866.68 : 1,617,013.09 = 501,710.85 : x
  2. Step 2: Convert to fraction form
    1,078,866.68/1,617,013.09 = 501,710.85/x
  3. Step 3: Cross multiply
    1,078,866.68x = 1,617,013.09 × 501,710.85
  4. Step 4: Simplify right side
    1,078,866.68x = 811,273,011,845.03
  5. Step 5: Solve for x
    x = 811,273,011,845.03/1,078,866.68
  6. Step 6: Final answer
    x = 751,967.81

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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.