Home / 1,703,128.56-2,551,800.91-1,027,790.74

Finding the Fourth Proportional to 1,703,128.56, 2,551,800.91 and 1,027,790.74

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Solution

The fourth proportional to 1,703,128.56, 2,551,800.91 and 1,027,790.74 is: 1,539,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,128.56 : 2,551,800.91 = 1,027,790.74 : x
  2. Step 2: Convert to fraction form
    1,703,128.56/2,551,800.91 = 1,027,790.74/x
  3. Step 3: Cross multiply
    1,703,128.56x = 2,551,800.91 × 1,027,790.74
  4. Step 4: Simplify right side
    1,703,128.56x = 2,622,717,345,621.57
  5. Step 5: Solve for x
    x = 2,622,717,345,621.57/1,703,128.56
  6. Step 6: Final answer
    x = 1,539,940.91

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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.