Home / 3,379,515.42-4,663,552.95-1,929,153.18

Finding the Fourth Proportional to 3,379,515.42, 4,663,552.95 and 1,929,153.18

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Solution

The fourth proportional to 3,379,515.42, 4,663,552.95 and 1,929,153.18 is: 2,662,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,515.42 : 4,663,552.95 = 1,929,153.18 : x
  2. Step 2: Convert to fraction form
    3,379,515.42/4,663,552.95 = 1,929,153.18/x
  3. Step 3: Cross multiply
    3,379,515.42x = 4,663,552.95 × 1,929,153.18
  4. Step 4: Simplify right side
    3,379,515.42x = 8,996,708,003,590.88
  5. Step 5: Solve for x
    x = 8,996,708,003,590.88/3,379,515.42
  6. Step 6: Final answer
    x = 2,662,129.59

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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.