Home / 1,508,025.72-2,081,077.74-828,966.36

Finding the Fourth Proportional to 1,508,025.72, 2,081,077.74 and 828,966.36

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Solution

The fourth proportional to 1,508,025.72, 2,081,077.74 and 828,966.36 is: 1,143,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,025.72 : 2,081,077.74 = 828,966.36 : x
  2. Step 2: Convert to fraction form
    1,508,025.72/2,081,077.74 = 828,966.36/x
  3. Step 3: Cross multiply
    1,508,025.72x = 2,081,077.74 × 828,966.36
  4. Step 4: Simplify right side
    1,508,025.72x = 1,725,143,439,004.83
  5. Step 5: Solve for x
    x = 1,725,143,439,004.83/1,508,025.72
  6. Step 6: Final answer
    x = 1,143,974.81

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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.