Home / 1,568,989.40-2,352,317.70-859,818.20

Finding the Fourth Proportional to 1,568,989.40, 2,352,317.70 and 859,818.20

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Solution

The fourth proportional to 1,568,989.40, 2,352,317.70 and 859,818.20 is: 1,289,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,989.40 : 2,352,317.70 = 859,818.20 : x
  2. Step 2: Convert to fraction form
    1,568,989.40/2,352,317.70 = 859,818.20/x
  3. Step 3: Cross multiply
    1,568,989.40x = 2,352,317.70 × 859,818.20
  4. Step 4: Simplify right side
    1,568,989.40x = 2,022,565,570,642.14
  5. Step 5: Solve for x
    x = 2,022,565,570,642.14/1,568,989.40
  6. Step 6: Final answer
    x = 1,289,088.10

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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.