Home / 1,485,817.46-2,050,370.61-806,738.42

Finding the Fourth Proportional to 1,485,817.46, 2,050,370.61 and 806,738.42

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Solution

The fourth proportional to 1,485,817.46, 2,050,370.61 and 806,738.42 is: 1,113,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,817.46 : 2,050,370.61 = 806,738.42 : x
  2. Step 2: Convert to fraction form
    1,485,817.46/2,050,370.61 = 806,738.42/x
  3. Step 3: Cross multiply
    1,485,817.46x = 2,050,370.61 × 806,738.42
  4. Step 4: Simplify right side
    1,485,817.46x = 1,654,112,746,325.84
  5. Step 5: Solve for x
    x = 1,654,112,746,325.84/1,485,817.46
  6. Step 6: Final answer
    x = 1,113,267.81

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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.