Home / 1,772,879.40-2,659,340.70-574,792.20

Finding the Fourth Proportional to 1,772,879.40, 2,659,340.70 and 574,792.20

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Solution

The fourth proportional to 1,772,879.40, 2,659,340.70 and 574,792.20 is: 862,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,879.40 : 2,659,340.70 = 574,792.20 : x
  2. Step 2: Convert to fraction form
    1,772,879.40/2,659,340.70 = 574,792.20/x
  3. Step 3: Cross multiply
    1,772,879.40x = 2,659,340.70 × 574,792.20
  4. Step 4: Simplify right side
    1,772,879.40x = 1,528,568,291,502.54
  5. Step 5: Solve for x
    x = 1,528,568,291,502.54/1,772,879.40
  6. Step 6: Final answer
    x = 862,195.30

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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.