Home / 1,618,544.88-2,233,200.51-1,037,502.72

Finding the Fourth Proportional to 1,618,544.88, 2,233,200.51 and 1,037,502.72

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Solution

The fourth proportional to 1,618,544.88, 2,233,200.51 and 1,037,502.72 is: 1,431,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,544.88 : 2,233,200.51 = 1,037,502.72 : x
  2. Step 2: Convert to fraction form
    1,618,544.88/2,233,200.51 = 1,037,502.72/x
  3. Step 3: Cross multiply
    1,618,544.88x = 2,233,200.51 × 1,037,502.72
  4. Step 4: Simplify right side
    1,618,544.88x = 2,316,951,603,430.39
  5. Step 5: Solve for x
    x = 2,316,951,603,430.39/1,618,544.88
  6. Step 6: Final answer
    x = 1,431,502.85

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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.