Home / 2,515,664.40-3,773,323.80-809,782.80

Finding the Fourth Proportional to 2,515,664.40, 3,773,323.80 and 809,782.80

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Solution

The fourth proportional to 2,515,664.40, 3,773,323.80 and 809,782.80 is: 1,214,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,664.40 : 3,773,323.80 = 809,782.80 : x
  2. Step 2: Convert to fraction form
    2,515,664.40/3,773,323.80 = 809,782.80/x
  3. Step 3: Cross multiply
    2,515,664.40x = 3,773,323.80 × 809,782.80
  4. Step 4: Simplify right side
    2,515,664.40x = 3,055,572,712,070.64
  5. Step 5: Solve for x
    x = 3,055,572,712,070.64/2,515,664.40
  6. Step 6: Final answer
    x = 1,214,618.58

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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.