Home / 3,390,383.50-4,678,813.61-1,841,644.74

Finding the Fourth Proportional to 3,390,383.50, 4,678,813.61 and 1,841,644.74

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Solution

The fourth proportional to 3,390,383.50, 4,678,813.61 and 1,841,644.74 is: 2,541,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,383.50 : 4,678,813.61 = 1,841,644.74 : x
  2. Step 2: Convert to fraction form
    3,390,383.50/4,678,813.61 = 1,841,644.74/x
  3. Step 3: Cross multiply
    3,390,383.50x = 4,678,813.61 × 1,841,644.74
  4. Step 4: Simplify right side
    3,390,383.50x = 8,616,712,474,296.91
  5. Step 5: Solve for x
    x = 8,616,712,474,296.91/3,390,383.50
  6. Step 6: Final answer
    x = 2,541,515.58

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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.