Home / 2,692,874.64-3,716,148.90-1,531,321.36

Finding the Fourth Proportional to 2,692,874.64, 3,716,148.90 and 1,531,321.36

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Solution

The fourth proportional to 2,692,874.64, 3,716,148.90 and 1,531,321.36 is: 2,113,213.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,874.64 : 3,716,148.90 = 1,531,321.36 : x
  2. Step 2: Convert to fraction form
    2,692,874.64/3,716,148.90 = 1,531,321.36/x
  3. Step 3: Cross multiply
    2,692,874.64x = 3,716,148.90 × 1,531,321.36
  4. Step 4: Simplify right side
    2,692,874.64x = 5,690,618,183,962.59
  5. Step 5: Solve for x
    x = 5,690,618,183,962.59/2,692,874.64
  6. Step 6: Final answer
    x = 2,113,213.18

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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.