Home / 790,765.67-1,091,337.18-570,184.41

Finding the Fourth Proportional to 790,765.67, 1,091,337.18 and 570,184.41

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Solution

The fourth proportional to 790,765.67, 1,091,337.18 and 570,184.41 is: 786,912.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,765.67 : 1,091,337.18 = 570,184.41 : x
  2. Step 2: Convert to fraction form
    790,765.67/1,091,337.18 = 570,184.41/x
  3. Step 3: Cross multiply
    790,765.67x = 1,091,337.18 × 570,184.41
  4. Step 4: Simplify right side
    790,765.67x = 622,263,446,089.36
  5. Step 5: Solve for x
    x = 622,263,446,089.36/790,765.67
  6. Step 6: Final answer
    x = 786,912.57

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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.