Home / 1,666,159.76-2,299,311.51-902,213.33

Finding the Fourth Proportional to 1,666,159.76, 2,299,311.51 and 902,213.33

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Solution

The fourth proportional to 1,666,159.76, 2,299,311.51 and 902,213.33 is: 1,245,060.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,159.76 : 2,299,311.51 = 902,213.33 : x
  2. Step 2: Convert to fraction form
    1,666,159.76/2,299,311.51 = 902,213.33/x
  3. Step 3: Cross multiply
    1,666,159.76x = 2,299,311.51 × 902,213.33
  4. Step 4: Simplify right side
    1,666,159.76x = 2,074,469,482,647.87
  5. Step 5: Solve for x
    x = 2,074,469,482,647.87/1,666,159.76
  6. Step 6: Final answer
    x = 1,245,060.37

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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.