Home / 2,079,772.60-3,120,695.70-1,181,903.80

Finding the Fourth Proportional to 2,079,772.60, 3,120,695.70 and 1,181,903.80

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Solution

The fourth proportional to 2,079,772.60, 3,120,695.70 and 1,181,903.80 is: 1,773,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,772.60 : 3,120,695.70 = 1,181,903.80 : x
  2. Step 2: Convert to fraction form
    2,079,772.60/3,120,695.70 = 1,181,903.80/x
  3. Step 3: Cross multiply
    2,079,772.60x = 3,120,695.70 × 1,181,903.80
  4. Step 4: Simplify right side
    2,079,772.60x = 3,688,362,106,473.66
  5. Step 5: Solve for x
    x = 3,688,362,106,473.66/2,079,772.60
  6. Step 6: Final answer
    x = 1,773,444.90

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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.