Home / 3,937,715.72-5,906,906.76-1,097,830.40

Finding the Fourth Proportional to 3,937,715.72, 5,906,906.76 and 1,097,830.40

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Solution

The fourth proportional to 3,937,715.72, 5,906,906.76 and 1,097,830.40 is: 1,646,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,715.72 : 5,906,906.76 = 1,097,830.40 : x
  2. Step 2: Convert to fraction form
    3,937,715.72/5,906,906.76 = 1,097,830.40/x
  3. Step 3: Cross multiply
    3,937,715.72x = 5,906,906.76 × 1,097,830.40
  4. Step 4: Simplify right side
    3,937,715.72x = 6,484,781,811,093.50
  5. Step 5: Solve for x
    x = 6,484,781,811,093.50/3,937,715.72
  6. Step 6: Final answer
    x = 1,646,838.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.