Home / 1,779.86-2,457.36-1,593.02

Finding the Fourth Proportional to 1,779.86, 2,457.36 and 1,593.02

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Solution

The fourth proportional to 1,779.86, 2,457.36 and 1,593.02 is: 2,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.86 : 2,457.36 = 1,593.02 : x
  2. Step 2: Convert to fraction form
    1,779.86/2,457.36 = 1,593.02/x
  3. Step 3: Cross multiply
    1,779.86x = 2,457.36 × 1,593.02
  4. Step 4: Simplify right side
    1,779.86x = 3,914,629.77
  5. Step 5: Solve for x
    x = 3,914,629.77/1,779.86
  6. Step 6: Final answer
    x = 2,199.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.