Home / 2,769,812.60-4,155,107.70-876,356.60

Finding the Fourth Proportional to 2,769,812.60, 4,155,107.70 and 876,356.60

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Solution

The fourth proportional to 2,769,812.60, 4,155,107.70 and 876,356.60 is: 1,314,657.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,812.60 : 4,155,107.70 = 876,356.60 : x
  2. Step 2: Convert to fraction form
    2,769,812.60/4,155,107.70 = 876,356.60/x
  3. Step 3: Cross multiply
    2,769,812.60x = 4,155,107.70 × 876,356.60
  4. Step 4: Simplify right side
    2,769,812.60x = 3,641,356,056,605.82
  5. Step 5: Solve for x
    x = 3,641,356,056,605.82/2,769,812.60
  6. Step 6: Final answer
    x = 1,314,657.91

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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.