Home / 1,005,313-1,387,331.94-575,735.26

Finding the Fourth Proportional to 1,005,313, 1,387,331.94 and 575,735.26

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Solution

The fourth proportional to 1,005,313, 1,387,331.94 and 575,735.26 is: 794,514.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,313 : 1,387,331.94 = 575,735.26 : x
  2. Step 2: Convert to fraction form
    1,005,313/1,387,331.94 = 575,735.26/x
  3. Step 3: Cross multiply
    1,005,313x = 1,387,331.94 × 575,735.26
  4. Step 4: Simplify right side
    1,005,313x = 798,735,915,182.20
  5. Step 5: Solve for x
    x = 798,735,915,182.20/1,005,313
  6. Step 6: Final answer
    x = 794,514.66

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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.