Home / 1,666,257.57-2,299,434.89-902,310.93

Finding the Fourth Proportional to 1,666,257.57, 2,299,434.89 and 902,310.93

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Solution

The fourth proportional to 1,666,257.57, 2,299,434.89 and 902,310.93 is: 1,245,188.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,257.57 : 2,299,434.89 = 902,310.93 : x
  2. Step 2: Convert to fraction form
    1,666,257.57/2,299,434.89 = 902,310.93/x
  3. Step 3: Cross multiply
    1,666,257.57x = 2,299,434.89 × 902,310.93
  4. Step 4: Simplify right side
    1,666,257.57x = 2,074,805,229,558.79
  5. Step 5: Solve for x
    x = 2,074,805,229,558.79/1,666,257.57
  6. Step 6: Final answer
    x = 1,245,188.78

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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.