Home / 1,881,445.30-2,591,646.96-1,517,851.08

Finding the Fourth Proportional to 1,881,445.30, 2,591,646.96 and 1,517,851.08

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Solution

The fourth proportional to 1,881,445.30, 2,591,646.96 and 1,517,851.08 is: 2,090,804.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,445.30 : 2,591,646.96 = 1,517,851.08 : x
  2. Step 2: Convert to fraction form
    1,881,445.30/2,591,646.96 = 1,517,851.08/x
  3. Step 3: Cross multiply
    1,881,445.30x = 2,591,646.96 × 1,517,851.08
  4. Step 4: Simplify right side
    1,881,445.30x = 3,933,734,137,214.72
  5. Step 5: Solve for x
    x = 3,933,734,137,214.72/1,881,445.30
  6. Step 6: Final answer
    x = 2,090,804.41

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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.