Home / 2,788,779-3,848,515.08-1,581,555

Finding the Fourth Proportional to 2,788,779, 3,848,515.08 and 1,581,555

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Solution

The fourth proportional to 2,788,779, 3,848,515.08 and 1,581,555 is: 2,182,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,779 : 3,848,515.08 = 1,581,555 : x
  2. Step 2: Convert to fraction form
    2,788,779/3,848,515.08 = 1,581,555/x
  3. Step 3: Cross multiply
    2,788,779x = 3,848,515.08 × 1,581,555
  4. Step 4: Simplify right side
    2,788,779x = 6,086,638,267,349.40
  5. Step 5: Solve for x
    x = 6,086,638,267,349.40/2,788,779
  6. Step 6: Final answer
    x = 2,182,545.93

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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.