Home / 3,913,290.21-5,400,396.32-2,364,336.93

Finding the Fourth Proportional to 3,913,290.21, 5,400,396.32 and 2,364,336.93

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Solution

The fourth proportional to 3,913,290.21, 5,400,396.32 and 2,364,336.93 is: 3,262,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,290.21 : 5,400,396.32 = 2,364,336.93 : x
  2. Step 2: Convert to fraction form
    3,913,290.21/5,400,396.32 = 2,364,336.93/x
  3. Step 3: Cross multiply
    3,913,290.21x = 5,400,396.32 × 2,364,336.93
  4. Step 4: Simplify right side
    3,913,290.21x = 12,768,356,444,190.41
  5. Step 5: Solve for x
    x = 12,768,356,444,190.41/3,913,290.21
  6. Step 6: Final answer
    x = 3,262,818.69

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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.