Home / 4,151,922.21-5,729,656.21-2,316,380.78

Finding the Fourth Proportional to 4,151,922.21, 5,729,656.21 and 2,316,380.78

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Solution

The fourth proportional to 4,151,922.21, 5,729,656.21 and 2,316,380.78 is: 3,196,607.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,922.21 : 5,729,656.21 = 2,316,380.78 : x
  2. Step 2: Convert to fraction form
    4,151,922.21/5,729,656.21 = 2,316,380.78/x
  3. Step 3: Cross multiply
    4,151,922.21x = 5,729,656.21 × 2,316,380.78
  4. Step 4: Simplify right side
    4,151,922.21x = 13,272,065,492,203.36
  5. Step 5: Solve for x
    x = 13,272,065,492,203.36/4,151,922.21
  6. Step 6: Final answer
    x = 3,196,607.46

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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.