Home / 1,568,447.70-2,355,004.35-1,213,862.10

Finding the Fourth Proportional to 1,568,447.70, 2,355,004.35 and 1,213,862.10

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Solution

The fourth proportional to 1,568,447.70, 2,355,004.35 and 1,213,862.10 is: 1,822,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,447.70 : 2,355,004.35 = 1,213,862.10 : x
  2. Step 2: Convert to fraction form
    1,568,447.70/2,355,004.35 = 1,213,862.10/x
  3. Step 3: Cross multiply
    1,568,447.70x = 2,355,004.35 × 1,213,862.10
  4. Step 4: Simplify right side
    1,568,447.70x = 2,858,650,525,800.14
  5. Step 5: Solve for x
    x = 2,858,650,525,800.14/1,568,447.70
  6. Step 6: Final answer
    x = 1,822,598.56

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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.