Home / 1,449,944.76-2,000,712.78-805,370.52

Finding the Fourth Proportional to 1,449,944.76, 2,000,712.78 and 805,370.52

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Solution

The fourth proportional to 1,449,944.76, 2,000,712.78 and 805,370.52 is: 1,111,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,944.76 : 2,000,712.78 = 805,370.52 : x
  2. Step 2: Convert to fraction form
    1,449,944.76/2,000,712.78 = 805,370.52/x
  3. Step 3: Cross multiply
    1,449,944.76x = 2,000,712.78 × 805,370.52
  4. Step 4: Simplify right side
    1,449,944.76x = 1,611,315,091,999.25
  5. Step 5: Solve for x
    x = 1,611,315,091,999.25/1,449,944.76
  6. Step 6: Final answer
    x = 1,111,294.12

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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.