Home / 3,379,710.54-4,664,187.33-1,929,871.71

Finding the Fourth Proportional to 3,379,710.54, 4,664,187.33 and 1,929,871.71

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Solution

The fourth proportional to 3,379,710.54, 4,664,187.33 and 1,929,871.71 is: 2,663,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,710.54 : 4,664,187.33 = 1,929,871.71 : x
  2. Step 2: Convert to fraction form
    3,379,710.54/4,664,187.33 = 1,929,871.71/x
  3. Step 3: Cross multiply
    3,379,710.54x = 4,664,187.33 × 1,929,871.71
  4. Step 4: Simplify right side
    3,379,710.54x = 9,001,283,178,307.43
  5. Step 5: Solve for x
    x = 9,001,283,178,307.43/3,379,710.54
  6. Step 6: Final answer
    x = 2,663,329.62

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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.