Home / 1,490,723.88-2,057,213.70-854,697

Finding the Fourth Proportional to 1,490,723.88, 2,057,213.70 and 854,697

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Solution

The fourth proportional to 1,490,723.88, 2,057,213.70 and 854,697 is: 1,179,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,723.88 : 2,057,213.70 = 854,697 : x
  2. Step 2: Convert to fraction form
    1,490,723.88/2,057,213.70 = 854,697/x
  3. Step 3: Cross multiply
    1,490,723.88x = 2,057,213.70 × 854,697
  4. Step 4: Simplify right side
    1,490,723.88x = 1,758,294,377,748.90
  5. Step 5: Solve for x
    x = 1,758,294,377,748.90/1,490,723.88
  6. Step 6: Final answer
    x = 1,179,490.31

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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.