Home / 1,102,940.64-1,522,024.93-612,908.51

Finding the Fourth Proportional to 1,102,940.64, 1,522,024.93 and 612,908.51

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Solution

The fourth proportional to 1,102,940.64, 1,522,024.93 and 612,908.51 is: 845,795.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,940.64 : 1,522,024.93 = 612,908.51 : x
  2. Step 2: Convert to fraction form
    1,102,940.64/1,522,024.93 = 612,908.51/x
  3. Step 3: Cross multiply
    1,102,940.64x = 1,522,024.93 × 612,908.51
  4. Step 4: Simplify right side
    1,102,940.64x = 932,862,032,029.15
  5. Step 5: Solve for x
    x = 932,862,032,029.15/1,102,940.64
  6. Step 6: Final answer
    x = 845,795.32

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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.