Home / 3,418,372.08-4,717,435.68-1,869,779.25

Finding the Fourth Proportional to 3,418,372.08, 4,717,435.68 and 1,869,779.25

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Solution

The fourth proportional to 3,418,372.08, 4,717,435.68 and 1,869,779.25 is: 2,580,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,372.08 : 4,717,435.68 = 1,869,779.25 : x
  2. Step 2: Convert to fraction form
    3,418,372.08/4,717,435.68 = 1,869,779.25/x
  3. Step 3: Cross multiply
    3,418,372.08x = 4,717,435.68 × 1,869,779.25
  4. Step 4: Simplify right side
    3,418,372.08x = 8,820,563,347,673.64
  5. Step 5: Solve for x
    x = 8,820,563,347,673.64/3,418,372.08
  6. Step 6: Final answer
    x = 2,580,340.33

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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.