Home / 2,718,145.80-4,077,218.70-824,884.20

Finding the Fourth Proportional to 2,718,145.80, 4,077,218.70 and 824,884.20

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Solution

The fourth proportional to 2,718,145.80, 4,077,218.70 and 824,884.20 is: 1,237,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,145.80 : 4,077,218.70 = 824,884.20 : x
  2. Step 2: Convert to fraction form
    2,718,145.80/4,077,218.70 = 824,884.20/x
  3. Step 3: Cross multiply
    2,718,145.80x = 4,077,218.70 × 824,884.20
  4. Step 4: Simplify right side
    2,718,145.80x = 3,363,233,285,574.54
  5. Step 5: Solve for x
    x = 3,363,233,285,574.54/2,718,145.80
  6. Step 6: Final answer
    x = 1,237,326.30

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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.