Home / 1,259,032.46-1,737,467.01-686,072.63

Finding the Fourth Proportional to 1,259,032.46, 1,737,467.01 and 686,072.63

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Solution

The fourth proportional to 1,259,032.46, 1,737,467.01 and 686,072.63 is: 946,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,032.46 : 1,737,467.01 = 686,072.63 : x
  2. Step 2: Convert to fraction form
    1,259,032.46/1,737,467.01 = 686,072.63/x
  3. Step 3: Cross multiply
    1,259,032.46x = 1,737,467.01 × 686,072.63
  4. Step 4: Simplify right side
    1,259,032.46x = 1,192,028,565,432.60
  5. Step 5: Solve for x
    x = 1,192,028,565,432.60/1,259,032.46
  6. Step 6: Final answer
    x = 946,781.44

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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.