Home / 1,538,857.26-2,308,176.48-473,788.26

Finding the Fourth Proportional to 1,538,857.26, 2,308,176.48 and 473,788.26

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Solution

The fourth proportional to 1,538,857.26, 2,308,176.48 and 473,788.26 is: 710,648.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,857.26 : 2,308,176.48 = 473,788.26 : x
  2. Step 2: Convert to fraction form
    1,538,857.26/2,308,176.48 = 473,788.26/x
  3. Step 3: Cross multiply
    1,538,857.26x = 2,308,176.48 × 473,788.26
  4. Step 4: Simplify right side
    1,538,857.26x = 1,093,586,918,232.12
  5. Step 5: Solve for x
    x = 1,093,586,918,232.12/1,538,857.26
  6. Step 6: Final answer
    x = 710,648.70

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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.