Home / 2,888,772.75-3,986,500.29-1,665,070.02

Finding the Fourth Proportional to 2,888,772.75, 3,986,500.29 and 1,665,070.02

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Solution

The fourth proportional to 2,888,772.75, 3,986,500.29 and 1,665,070.02 is: 2,297,793.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,772.75 : 3,986,500.29 = 1,665,070.02 : x
  2. Step 2: Convert to fraction form
    2,888,772.75/3,986,500.29 = 1,665,070.02/x
  3. Step 3: Cross multiply
    2,888,772.75x = 3,986,500.29 × 1,665,070.02
  4. Step 4: Simplify right side
    2,888,772.75x = 6,637,802,117,600.31
  5. Step 5: Solve for x
    x = 6,637,802,117,600.31/2,888,772.75
  6. Step 6: Final answer
    x = 2,297,793.11

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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.