Home / 3,929,930.67-5,894,895.51-1,090,042.83

Finding the Fourth Proportional to 3,929,930.67, 5,894,895.51 and 1,090,042.83

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Solution

The fourth proportional to 3,929,930.67, 5,894,895.51 and 1,090,042.83 is: 1,635,064.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,930.67 : 5,894,895.51 = 1,090,042.83 : x
  2. Step 2: Convert to fraction form
    3,929,930.67/5,894,895.51 = 1,090,042.83/x
  3. Step 3: Cross multiply
    3,929,930.67x = 5,894,895.51 × 1,090,042.83
  4. Step 4: Simplify right side
    3,929,930.67x = 6,425,688,584,274.69
  5. Step 5: Solve for x
    x = 6,425,688,584,274.69/3,929,930.67
  6. Step 6: Final answer
    x = 1,635,064.11

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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.