Home / 2,106,056.80-3,159,085.20-910,314.55

Finding the Fourth Proportional to 2,106,056.80, 3,159,085.20 and 910,314.55

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Solution

The fourth proportional to 2,106,056.80, 3,159,085.20 and 910,314.55 is: 1,365,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,056.80 : 3,159,085.20 = 910,314.55 : x
  2. Step 2: Convert to fraction form
    2,106,056.80/3,159,085.20 = 910,314.55/x
  3. Step 3: Cross multiply
    2,106,056.80x = 3,159,085.20 × 910,314.55
  4. Step 4: Simplify right side
    2,106,056.80x = 2,875,761,222,249.66
  5. Step 5: Solve for x
    x = 2,875,761,222,249.66/2,106,056.80
  6. Step 6: Final answer
    x = 1,365,471.83

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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.