Home / 3,898,685.94-5,377,887.01-2,445,859.11

Finding the Fourth Proportional to 3,898,685.94, 5,377,887.01 and 2,445,859.11

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Solution

The fourth proportional to 3,898,685.94, 5,377,887.01 and 2,445,859.11 is: 3,373,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,685.94 : 5,377,887.01 = 2,445,859.11 : x
  2. Step 2: Convert to fraction form
    3,898,685.94/5,377,887.01 = 2,445,859.11/x
  3. Step 3: Cross multiply
    3,898,685.94x = 5,377,887.01 × 2,445,859.11
  4. Step 4: Simplify right side
    3,898,685.94x = 13,153,553,896,840.43
  5. Step 5: Solve for x
    x = 13,153,553,896,840.43/3,898,685.94
  6. Step 6: Final answer
    x = 3,373,842.90

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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.