Home / 3,438,262.05-5,157,564.38-1,308,511.23

Finding the Fourth Proportional to 3,438,262.05, 5,157,564.38 and 1,308,511.23

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Solution

The fourth proportional to 3,438,262.05, 5,157,564.38 and 1,308,511.23 is: 1,962,832.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,262.05 : 5,157,564.38 = 1,308,511.23 : x
  2. Step 2: Convert to fraction form
    3,438,262.05/5,157,564.38 = 1,308,511.23/x
  3. Step 3: Cross multiply
    3,438,262.05x = 5,157,564.38 × 1,308,511.23
  4. Step 4: Simplify right side
    3,438,262.05x = 6,748,730,910,677.99
  5. Step 5: Solve for x
    x = 6,748,730,910,677.99/3,438,262.05
  6. Step 6: Final answer
    x = 1,962,832.04

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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.