Home / 1,481,901.20-2,045,025.78-802,837.70

Finding the Fourth Proportional to 1,481,901.20, 2,045,025.78 and 802,837.70

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Solution

The fourth proportional to 1,481,901.20, 2,045,025.78 and 802,837.70 is: 1,107,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,901.20 : 2,045,025.78 = 802,837.70 : x
  2. Step 2: Convert to fraction form
    1,481,901.20/2,045,025.78 = 802,837.70/x
  3. Step 3: Cross multiply
    1,481,901.20x = 2,045,025.78 × 802,837.70
  4. Step 4: Simplify right side
    1,481,901.20x = 1,641,823,793,655.91
  5. Step 5: Solve for x
    x = 1,641,823,793,655.91/1,481,901.20
  6. Step 6: Final answer
    x = 1,107,917.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.