Home / 1,170,508.64-1,615,412.70-734,997.69

Finding the Fourth Proportional to 1,170,508.64, 1,615,412.70 and 734,997.69

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Solution

The fourth proportional to 1,170,508.64, 1,615,412.70 and 734,997.69 is: 1,014,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,508.64 : 1,615,412.70 = 734,997.69 : x
  2. Step 2: Convert to fraction form
    1,170,508.64/1,615,412.70 = 734,997.69/x
  3. Step 3: Cross multiply
    1,170,508.64x = 1,615,412.70 × 734,997.69
  4. Step 4: Simplify right side
    1,170,508.64x = 1,187,324,602,896.66
  5. Step 5: Solve for x
    x = 1,187,324,602,896.66/1,170,508.64
  6. Step 6: Final answer
    x = 1,014,366.38

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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.