Home / 1,511,395.08-2,085,820.10-832,331.56

Finding the Fourth Proportional to 1,511,395.08, 2,085,820.10 and 832,331.56

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Solution

The fourth proportional to 1,511,395.08, 2,085,820.10 and 832,331.56 is: 1,148,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,395.08 : 2,085,820.10 = 832,331.56 : x
  2. Step 2: Convert to fraction form
    1,511,395.08/2,085,820.10 = 832,331.56/x
  3. Step 3: Cross multiply
    1,511,395.08x = 2,085,820.10 × 832,331.56
  4. Step 4: Simplify right side
    1,511,395.08x = 1,736,093,897,712.36
  5. Step 5: Solve for x
    x = 1,736,093,897,712.36/1,511,395.08
  6. Step 6: Final answer
    x = 1,148,669.81

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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.