Home / 1,851,806.19-2,555,591.79-1,035,961.20

Finding the Fourth Proportional to 1,851,806.19, 2,555,591.79 and 1,035,961.20

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Solution

The fourth proportional to 1,851,806.19, 2,555,591.79 and 1,035,961.20 is: 1,429,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,806.19 : 2,555,591.79 = 1,035,961.20 : x
  2. Step 2: Convert to fraction form
    1,851,806.19/2,555,591.79 = 1,035,961.20/x
  3. Step 3: Cross multiply
    1,851,806.19x = 2,555,591.79 × 1,035,961.20
  4. Step 4: Simplify right side
    1,851,806.19x = 2,647,493,937,478.55
  5. Step 5: Solve for x
    x = 2,647,493,937,478.55/1,851,806.19
  6. Step 6: Final answer
    x = 1,429,681.98

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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.