Home / 2,997,238.14-4,136,678.10-2,227,977.90

Finding the Fourth Proportional to 2,997,238.14, 4,136,678.10 and 2,227,977.90

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Solution

The fourth proportional to 2,997,238.14, 4,136,678.10 and 2,227,977.90 is: 3,074,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,238.14 : 4,136,678.10 = 2,227,977.90 : x
  2. Step 2: Convert to fraction form
    2,997,238.14/4,136,678.10 = 2,227,977.90/x
  3. Step 3: Cross multiply
    2,997,238.14x = 4,136,678.10 × 2,227,977.90
  4. Step 4: Simplify right side
    2,997,238.14x = 9,216,427,386,213.99
  5. Step 5: Solve for x
    x = 9,216,427,386,213.99/2,997,238.14
  6. Step 6: Final answer
    x = 3,074,973.34

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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.