Home / 1,851,847.68-2,555,949.45-1,126,928.94

Finding the Fourth Proportional to 1,851,847.68, 2,555,949.45 and 1,126,928.94

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Solution

The fourth proportional to 1,851,847.68, 2,555,949.45 and 1,126,928.94 is: 1,555,405.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,847.68 : 2,555,949.45 = 1,126,928.94 : x
  2. Step 2: Convert to fraction form
    1,851,847.68/2,555,949.45 = 1,126,928.94/x
  3. Step 3: Cross multiply
    1,851,847.68x = 2,555,949.45 × 1,126,928.94
  4. Step 4: Simplify right side
    1,851,847.68x = 2,880,373,404,382.08
  5. Step 5: Solve for x
    x = 2,880,373,404,382.08/1,851,847.68
  6. Step 6: Final answer
    x = 1,555,405.14

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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.