Home / 2,790,587.52-3,850,431.66-1,825,136.64

Finding the Fourth Proportional to 2,790,587.52, 3,850,431.66 and 1,825,136.64

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Solution

The fourth proportional to 2,790,587.52, 3,850,431.66 and 1,825,136.64 is: 2,518,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,587.52 : 3,850,431.66 = 1,825,136.64 : x
  2. Step 2: Convert to fraction form
    2,790,587.52/3,850,431.66 = 1,825,136.64/x
  3. Step 3: Cross multiply
    2,790,587.52x = 3,850,431.66 × 1,825,136.64
  4. Step 4: Simplify right side
    2,790,587.52x = 7,027,563,902,482.02
  5. Step 5: Solve for x
    x = 7,027,563,902,482.02/2,790,587.52
  6. Step 6: Final answer
    x = 2,518,309.80

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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.