Home / 4,140,394.51-6,211,265.90-1,222,782.61

Finding the Fourth Proportional to 4,140,394.51, 6,211,265.90 and 1,222,782.61

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Solution

The fourth proportional to 4,140,394.51, 6,211,265.90 and 1,222,782.61 is: 1,834,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,394.51 : 6,211,265.90 = 1,222,782.61 : x
  2. Step 2: Convert to fraction form
    4,140,394.51/6,211,265.90 = 1,222,782.61/x
  3. Step 3: Cross multiply
    4,140,394.51x = 6,211,265.90 × 1,222,782.61
  4. Step 4: Simplify right side
    4,140,394.51x = 7,595,027,922,492.09
  5. Step 5: Solve for x
    x = 7,595,027,922,492.09/4,140,394.51
  6. Step 6: Final answer
    x = 1,834,373.01

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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.