Home / 2,006,790-3,010,154.49-1,390,725.60

Finding the Fourth Proportional to 2,006,790, 3,010,154.49 and 1,390,725.60

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Solution

The fourth proportional to 2,006,790, 3,010,154.49 and 1,390,725.60 is: 2,086,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,790 : 3,010,154.49 = 1,390,725.60 : x
  2. Step 2: Convert to fraction form
    2,006,790/3,010,154.49 = 1,390,725.60/x
  3. Step 3: Cross multiply
    2,006,790x = 3,010,154.49 × 1,390,725.60
  4. Step 4: Simplify right side
    2,006,790x = 4,186,298,909,197.95
  5. Step 5: Solve for x
    x = 4,186,298,909,197.95/2,006,790
  6. Step 6: Final answer
    x = 2,086,067.26

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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.