Home / 1,712,029.88-2,568,066.96-813,559.52

Finding the Fourth Proportional to 1,712,029.88, 2,568,066.96 and 813,559.52

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Solution

The fourth proportional to 1,712,029.88, 2,568,066.96 and 813,559.52 is: 1,220,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,029.88 : 2,568,066.96 = 813,559.52 : x
  2. Step 2: Convert to fraction form
    1,712,029.88/2,568,066.96 = 813,559.52/x
  3. Step 3: Cross multiply
    1,712,029.88x = 2,568,066.96 × 813,559.52
  4. Step 4: Simplify right side
    1,712,029.88x = 2,089,275,323,305.46
  5. Step 5: Solve for x
    x = 2,089,275,323,305.46/1,712,029.88
  6. Step 6: Final answer
    x = 1,220,349.80

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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.