Home / 1,487,855.10-2,053,260.45-808,806.18

Finding the Fourth Proportional to 1,487,855.10, 2,053,260.45 and 808,806.18

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Solution

The fourth proportional to 1,487,855.10, 2,053,260.45 and 808,806.18 is: 1,116,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,855.10 : 2,053,260.45 = 808,806.18 : x
  2. Step 2: Convert to fraction form
    1,487,855.10/2,053,260.45 = 808,806.18/x
  3. Step 3: Cross multiply
    1,487,855.10x = 2,053,260.45 × 808,806.18
  4. Step 4: Simplify right side
    1,487,855.10x = 1,660,689,741,109.58
  5. Step 5: Solve for x
    x = 1,660,689,741,109.58/1,487,855.10
  6. Step 6: Final answer
    x = 1,116,163.62

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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.