Home / 3,638,682.66-5,021,417.10-2,007,158.79

Finding the Fourth Proportional to 3,638,682.66, 5,021,417.10 and 2,007,158.79

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Solution

The fourth proportional to 3,638,682.66, 5,021,417.10 and 2,007,158.79 is: 2,769,898.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,682.66 : 5,021,417.10 = 2,007,158.79 : x
  2. Step 2: Convert to fraction form
    3,638,682.66/5,021,417.10 = 2,007,158.79/x
  3. Step 3: Cross multiply
    3,638,682.66x = 5,021,417.10 × 2,007,158.79
  4. Step 4: Simplify right side
    3,638,682.66x = 10,078,781,470,521.31
  5. Step 5: Solve for x
    x = 10,078,781,470,521.31/3,638,682.66
  6. Step 6: Final answer
    x = 2,769,898.45

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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.