Home / 2,790,667.80-4,186,001.70-897,600.60

Finding the Fourth Proportional to 2,790,667.80, 4,186,001.70 and 897,600.60

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Solution

The fourth proportional to 2,790,667.80, 4,186,001.70 and 897,600.60 is: 1,346,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,667.80 : 4,186,001.70 = 897,600.60 : x
  2. Step 2: Convert to fraction form
    2,790,667.80/4,186,001.70 = 897,600.60/x
  3. Step 3: Cross multiply
    2,790,667.80x = 4,186,001.70 × 897,600.60
  4. Step 4: Simplify right side
    2,790,667.80x = 3,757,357,637,521.02
  5. Step 5: Solve for x
    x = 3,757,357,637,521.02/2,790,667.80
  6. Step 6: Final answer
    x = 1,346,400.90

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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.