Home / 2,778,145.60-4,167,448.80-884,833.60

Finding the Fourth Proportional to 2,778,145.60, 4,167,448.80 and 884,833.60

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Solution

The fourth proportional to 2,778,145.60, 4,167,448.80 and 884,833.60 is: 1,327,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,145.60 : 4,167,448.80 = 884,833.60 : x
  2. Step 2: Convert to fraction form
    2,778,145.60/4,167,448.80 = 884,833.60/x
  3. Step 3: Cross multiply
    2,778,145.60x = 4,167,448.80 × 884,833.60
  4. Step 4: Simplify right side
    2,778,145.60x = 3,687,498,724,519.68
  5. Step 5: Solve for x
    x = 3,687,498,724,519.68/2,778,145.60
  6. Step 6: Final answer
    x = 1,327,323.78

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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.