Home / 3,905,283.60-5,858,808.71-2,108,128.50

Finding the Fourth Proportional to 3,905,283.60, 5,858,808.71 and 2,108,128.50

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Solution

The fourth proportional to 3,905,283.60, 5,858,808.71 and 2,108,128.50 is: 3,162,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,283.60 : 5,858,808.71 = 2,108,128.50 : x
  2. Step 2: Convert to fraction form
    3,905,283.60/5,858,808.71 = 2,108,128.50/x
  3. Step 3: Cross multiply
    3,905,283.60x = 5,858,808.71 × 2,108,128.50
  4. Step 4: Simplify right side
    3,905,283.60x = 12,351,121,607,058.59
  5. Step 5: Solve for x
    x = 12,351,121,607,058.59/3,905,283.60
  6. Step 6: Final answer
    x = 3,162,669.57

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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.