Home / 1,568,478.40-2,354,467.20-1,465,689.40

Finding the Fourth Proportional to 1,568,478.40, 2,354,467.20 and 1,465,689.40

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Solution

The fourth proportional to 1,568,478.40, 2,354,467.20 and 1,465,689.40 is: 2,200,169.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,478.40 : 2,354,467.20 = 1,465,689.40 : x
  2. Step 2: Convert to fraction form
    1,568,478.40/2,354,467.20 = 1,465,689.40/x
  3. Step 3: Cross multiply
    1,568,478.40x = 2,354,467.20 × 1,465,689.40
  4. Step 4: Simplify right side
    1,568,478.40x = 3,450,917,617,687.68
  5. Step 5: Solve for x
    x = 3,450,917,617,687.68/1,568,478.40
  6. Step 6: Final answer
    x = 2,200,169.04

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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.