Home / 2,799,205.82-4,199,475-905,947.26

Finding the Fourth Proportional to 2,799,205.82, 4,199,475 and 905,947.26

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Solution

The fourth proportional to 2,799,205.82, 4,199,475 and 905,947.26 is: 1,359,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,205.82 : 4,199,475 = 905,947.26 : x
  2. Step 2: Convert to fraction form
    2,799,205.82/4,199,475 = 905,947.26/x
  3. Step 3: Cross multiply
    2,799,205.82x = 4,199,475 × 905,947.26
  4. Step 4: Simplify right side
    2,799,205.82x = 3,804,502,869,688.50
  5. Step 5: Solve for x
    x = 3,804,502,869,688.50/2,799,205.82
  6. Step 6: Final answer
    x = 1,359,136.52

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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.