Home / 1,514,514.45-2,090,036.65-826,201.77

Finding the Fourth Proportional to 1,514,514.45, 2,090,036.65 and 826,201.77

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Solution

The fourth proportional to 1,514,514.45, 2,090,036.65 and 826,201.77 is: 1,140,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,514.45 : 2,090,036.65 = 826,201.77 : x
  2. Step 2: Convert to fraction form
    1,514,514.45/2,090,036.65 = 826,201.77/x
  3. Step 3: Cross multiply
    1,514,514.45x = 2,090,036.65 × 826,201.77
  4. Step 4: Simplify right side
    1,514,514.45x = 1,726,791,979,594.87
  5. Step 5: Solve for x
    x = 1,726,791,979,594.87/1,514,514.45
  6. Step 6: Final answer
    x = 1,140,162.10

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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.