Home / 1,907,642.70-2,861,464.05-1,650,779.55

Finding the Fourth Proportional to 1,907,642.70, 2,861,464.05 and 1,650,779.55

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Solution

The fourth proportional to 1,907,642.70, 2,861,464.05 and 1,650,779.55 is: 2,476,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,642.70 : 2,861,464.05 = 1,650,779.55 : x
  2. Step 2: Convert to fraction form
    1,907,642.70/2,861,464.05 = 1,650,779.55/x
  3. Step 3: Cross multiply
    1,907,642.70x = 2,861,464.05 × 1,650,779.55
  4. Step 4: Simplify right side
    1,907,642.70x = 4,723,646,336,800.18
  5. Step 5: Solve for x
    x = 4,723,646,336,800.18/1,907,642.70
  6. Step 6: Final answer
    x = 2,476,169.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.