Home / 4,140,403.64-6,211,279.60-1,222,791.74

Finding the Fourth Proportional to 4,140,403.64, 6,211,279.60 and 1,222,791.74

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Solution

The fourth proportional to 4,140,403.64, 6,211,279.60 and 1,222,791.74 is: 1,834,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,403.64 : 6,211,279.60 = 1,222,791.74 : x
  2. Step 2: Convert to fraction form
    4,140,403.64/6,211,279.60 = 1,222,791.74/x
  3. Step 3: Cross multiply
    4,140,403.64x = 6,211,279.60 × 1,222,791.74
  4. Step 4: Simplify right side
    4,140,403.64x = 7,595,101,389,710.50
  5. Step 5: Solve for x
    x = 7,595,101,389,710.50/4,140,403.64
  6. Step 6: Final answer
    x = 1,834,386.70

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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.