Home / 3,419,810.01-4,719,476.75-1,891,890.81

Finding the Fourth Proportional to 3,419,810.01, 4,719,476.75 and 1,891,890.81

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Solution

The fourth proportional to 3,419,810.01, 4,719,476.75 and 1,891,890.81 is: 2,610,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,810.01 : 4,719,476.75 = 1,891,890.81 : x
  2. Step 2: Convert to fraction form
    3,419,810.01/4,719,476.75 = 1,891,890.81/x
  3. Step 3: Cross multiply
    3,419,810.01x = 4,719,476.75 × 1,891,890.81
  4. Step 4: Simplify right side
    3,419,810.01x = 8,928,734,681,874.22
  5. Step 5: Solve for x
    x = 8,928,734,681,874.22/3,419,810.01
  6. Step 6: Final answer
    x = 2,610,886.18

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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.