Home / 3,557,123.16-5,332,415.27-1,282,090.77

Finding the Fourth Proportional to 3,557,123.16, 5,332,415.27 and 1,282,090.77

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Solution

The fourth proportional to 3,557,123.16, 5,332,415.27 and 1,282,090.77 is: 1,921,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,123.16 : 5,332,415.27 = 1,282,090.77 : x
  2. Step 2: Convert to fraction form
    3,557,123.16/5,332,415.27 = 1,282,090.77/x
  3. Step 3: Cross multiply
    3,557,123.16x = 5,332,415.27 × 1,282,090.77
  4. Step 4: Simplify right side
    3,557,123.16x = 6,836,640,399,474.06
  5. Step 5: Solve for x
    x = 6,836,640,399,474.06/3,557,123.16
  6. Step 6: Final answer
    x = 1,921,957.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.