Home / 1,580,194.31-2,180,661.14-855,054.87

Finding the Fourth Proportional to 1,580,194.31, 2,180,661.14 and 855,054.87

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Solution

The fourth proportional to 1,580,194.31, 2,180,661.14 and 855,054.87 is: 1,179,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,194.31 : 2,180,661.14 = 855,054.87 : x
  2. Step 2: Convert to fraction form
    1,580,194.31/2,180,661.14 = 855,054.87/x
  3. Step 3: Cross multiply
    1,580,194.31x = 2,180,661.14 × 855,054.87
  4. Step 4: Simplify right side
    1,580,194.31x = 1,864,584,921,536.91
  5. Step 5: Solve for x
    x = 1,864,584,921,536.91/1,580,194.31
  6. Step 6: Final answer
    x = 1,179,971.93

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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.