Home / 1,485,780.96-2,050,385.90-806,717.46

Finding the Fourth Proportional to 1,485,780.96, 2,050,385.90 and 806,717.46

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Solution

The fourth proportional to 1,485,780.96, 2,050,385.90 and 806,717.46 is: 1,113,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,780.96 : 2,050,385.90 = 806,717.46 : x
  2. Step 2: Convert to fraction form
    1,485,780.96/2,050,385.90 = 806,717.46/x
  3. Step 3: Cross multiply
    1,485,780.96x = 2,050,385.90 × 806,717.46
  4. Step 4: Simplify right side
    1,485,780.96x = 1,654,082,105,267.81
  5. Step 5: Solve for x
    x = 1,654,082,105,267.81/1,485,780.96
  6. Step 6: Final answer
    x = 1,113,274.53

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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.