Home / 1,779,540.60-2,669,051.70-517,236.60

Finding the Fourth Proportional to 1,779,540.60, 2,669,051.70 and 517,236.60

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Solution

The fourth proportional to 1,779,540.60, 2,669,051.70 and 517,236.60 is: 775,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,540.60 : 2,669,051.70 = 517,236.60 : x
  2. Step 2: Convert to fraction form
    1,779,540.60/2,669,051.70 = 517,236.60/x
  3. Step 3: Cross multiply
    1,779,540.60x = 2,669,051.70 × 517,236.60
  4. Step 4: Simplify right side
    1,779,540.60x = 1,380,531,226,532.22
  5. Step 5: Solve for x
    x = 1,380,531,226,532.22/1,779,540.60
  6. Step 6: Final answer
    x = 775,779.56

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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.