Home / 1,765,394.16-2,647,697.16-818,641.86

Finding the Fourth Proportional to 1,765,394.16, 2,647,697.16 and 818,641.86

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Solution

The fourth proportional to 1,765,394.16, 2,647,697.16 and 818,641.86 is: 1,227,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,394.16 : 2,647,697.16 = 818,641.86 : x
  2. Step 2: Convert to fraction form
    1,765,394.16/2,647,697.16 = 818,641.86/x
  3. Step 3: Cross multiply
    1,765,394.16x = 2,647,697.16 × 818,641.86
  4. Step 4: Simplify right side
    1,765,394.16x = 2,167,515,727,779.12
  5. Step 5: Solve for x
    x = 2,167,515,727,779.12/1,765,394.16
  6. Step 6: Final answer
    x = 1,227,780.05

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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.