Home / 1,418,650.96-1,957,728.24-806,803.92

Finding the Fourth Proportional to 1,418,650.96, 1,957,728.24 and 806,803.92

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Solution

The fourth proportional to 1,418,650.96, 1,957,728.24 and 806,803.92 is: 1,113,383.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,650.96 : 1,957,728.24 = 806,803.92 : x
  2. Step 2: Convert to fraction form
    1,418,650.96/1,957,728.24 = 806,803.92/x
  3. Step 3: Cross multiply
    1,418,650.96x = 1,957,728.24 × 806,803.92
  4. Step 4: Simplify right side
    1,418,650.96x = 1,579,502,818,326.70
  5. Step 5: Solve for x
    x = 1,579,502,818,326.70/1,418,650.96
  6. Step 6: Final answer
    x = 1,113,383.67

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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.