Home / 3,418,464.50-4,717,442.79-1,869,770.68

Finding the Fourth Proportional to 3,418,464.50, 4,717,442.79 and 1,869,770.68

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Solution

The fourth proportional to 3,418,464.50, 4,717,442.79 and 1,869,770.68 is: 2,580,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,464.50 : 4,717,442.79 = 1,869,770.68 : x
  2. Step 2: Convert to fraction form
    3,418,464.50/4,717,442.79 = 1,869,770.68/x
  3. Step 3: Cross multiply
    3,418,464.50x = 4,717,442.79 × 1,869,770.68
  4. Step 4: Simplify right side
    3,418,464.50x = 8,820,536,201,525.79
  5. Step 5: Solve for x
    x = 8,820,536,201,525.79/3,418,464.50
  6. Step 6: Final answer
    x = 2,580,262.63

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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.