Home / 3,650,330.64-5,037,489.72-2,018,653.68

Finding the Fourth Proportional to 3,650,330.64, 5,037,489.72 and 2,018,653.68

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Solution

The fourth proportional to 3,650,330.64, 5,037,489.72 and 2,018,653.68 is: 2,785,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,330.64 : 5,037,489.72 = 2,018,653.68 : x
  2. Step 2: Convert to fraction form
    3,650,330.64/5,037,489.72 = 2,018,653.68/x
  3. Step 3: Cross multiply
    3,650,330.64x = 5,037,489.72 × 2,018,653.68
  4. Step 4: Simplify right side
    3,650,330.64x = 10,168,947,161,240.17
  5. Step 5: Solve for x
    x = 10,168,947,161,240.17/3,650,330.64
  6. Step 6: Final answer
    x = 2,785,760.57

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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.