Home / 3,777,526.82-5,212,461.21-2,123,440.10

Finding the Fourth Proportional to 3,777,526.82, 5,212,461.21 and 2,123,440.10

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Solution

The fourth proportional to 3,777,526.82, 5,212,461.21 and 2,123,440.10 is: 2,930,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777,526.82 : 5,212,461.21 = 2,123,440.10 : x
  2. Step 2: Convert to fraction form
    3,777,526.82/5,212,461.21 = 2,123,440.10/x
  3. Step 3: Cross multiply
    3,777,526.82x = 5,212,461.21 × 2,123,440.10
  4. Step 4: Simplify right side
    3,777,526.82x = 11,068,349,153,008.52
  5. Step 5: Solve for x
    x = 11,068,349,153,008.52/3,777,526.82
  6. Step 6: Final answer
    x = 2,930,051.77

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Double scale
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1.5x scale

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.