Home / 1,943,104.30-2,908,591.23-1,431,346.43

Finding the Fourth Proportional to 1,943,104.30, 2,908,591.23 and 1,431,346.43

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Solution

The fourth proportional to 1,943,104.30, 2,908,591.23 and 1,431,346.43 is: 2,142,551.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,104.30 : 2,908,591.23 = 1,431,346.43 : x
  2. Step 2: Convert to fraction form
    1,943,104.30/2,908,591.23 = 1,431,346.43/x
  3. Step 3: Cross multiply
    1,943,104.30x = 2,908,591.23 × 1,431,346.43
  4. Step 4: Simplify right side
    1,943,104.30x = 4,163,201,673,389.81
  5. Step 5: Solve for x
    x = 4,163,201,673,389.81/1,943,104.30
  6. Step 6: Final answer
    x = 2,142,551.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.