Home / 2,490,110.44-3,429,116.57-2,163,274.22

Finding the Fourth Proportional to 2,490,110.44, 3,429,116.57 and 2,163,274.22

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Solution

The fourth proportional to 2,490,110.44, 3,429,116.57 and 2,163,274.22 is: 2,979,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,110.44 : 3,429,116.57 = 2,163,274.22 : x
  2. Step 2: Convert to fraction form
    2,490,110.44/3,429,116.57 = 2,163,274.22/x
  3. Step 3: Cross multiply
    2,490,110.44x = 3,429,116.57 × 2,163,274.22
  4. Step 4: Simplify right side
    2,490,110.44x = 7,418,119,487,236.80
  5. Step 5: Solve for x
    x = 7,418,119,487,236.80/2,490,110.44
  6. Step 6: Final answer
    x = 2,979,032.33

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Double scale
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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.