Home / 3,938,785.48-5,908,178.24-1,245,002.54

Finding the Fourth Proportional to 3,938,785.48, 5,908,178.24 and 1,245,002.54

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Solution

The fourth proportional to 3,938,785.48, 5,908,178.24 and 1,245,002.54 is: 1,867,503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,785.48 : 5,908,178.24 = 1,245,002.54 : x
  2. Step 2: Convert to fraction form
    3,938,785.48/5,908,178.24 = 1,245,002.54/x
  3. Step 3: Cross multiply
    3,938,785.48x = 5,908,178.24 × 1,245,002.54
  4. Step 4: Simplify right side
    3,938,785.48x = 7,355,696,909,347.72
  5. Step 5: Solve for x
    x = 7,355,696,909,347.72/3,938,785.48
  6. Step 6: Final answer
    x = 1,867,503.82

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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.