Home / 1,122,228.52-1,548,725.70-612,935.08

Finding the Fourth Proportional to 1,122,228.52, 1,548,725.70 and 612,935.08

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Solution

The fourth proportional to 1,122,228.52, 1,548,725.70 and 612,935.08 is: 845,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,228.52 : 1,548,725.70 = 612,935.08 : x
  2. Step 2: Convert to fraction form
    1,122,228.52/1,548,725.70 = 612,935.08/x
  3. Step 3: Cross multiply
    1,122,228.52x = 1,548,725.70 × 612,935.08
  4. Step 4: Simplify right side
    1,122,228.52x = 949,268,310,827.56
  5. Step 5: Solve for x
    x = 949,268,310,827.56/1,122,228.52
  6. Step 6: Final answer
    x = 845,877.91

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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.