Home / 1,231,624.80-1,844,326.80-808,610.40

Finding the Fourth Proportional to 1,231,624.80, 1,844,326.80 and 808,610.40

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Solution

The fourth proportional to 1,231,624.80, 1,844,326.80 and 808,610.40 is: 1,210,873.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,624.80 : 1,844,326.80 = 808,610.40 : x
  2. Step 2: Convert to fraction form
    1,231,624.80/1,844,326.80 = 808,610.40/x
  3. Step 3: Cross multiply
    1,231,624.80x = 1,844,326.80 × 808,610.40
  4. Step 4: Simplify right side
    1,231,624.80x = 1,491,341,831,478.72
  5. Step 5: Solve for x
    x = 1,491,341,831,478.72/1,231,624.80
  6. Step 6: Final answer
    x = 1,210,873.50

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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.