Home / 2,800,667.60-4,201,519.80-907,470.80

Finding the Fourth Proportional to 2,800,667.60, 4,201,519.80 and 907,470.80

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Solution

The fourth proportional to 2,800,667.60, 4,201,519.80 and 907,470.80 is: 1,361,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,667.60 : 4,201,519.80 = 907,470.80 : x
  2. Step 2: Convert to fraction form
    2,800,667.60/4,201,519.80 = 907,470.80/x
  3. Step 3: Cross multiply
    2,800,667.60x = 4,201,519.80 × 907,470.80
  4. Step 4: Simplify right side
    2,800,667.60x = 3,812,756,534,121.84
  5. Step 5: Solve for x
    x = 3,812,756,534,121.84/2,800,667.60
  6. Step 6: Final answer
    x = 1,361,374.17

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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.