Home / 1,670,774.23-2,505,759.92-771,351.85

Finding the Fourth Proportional to 1,670,774.23, 2,505,759.92 and 771,351.85

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Solution

The fourth proportional to 1,670,774.23, 2,505,759.92 and 771,351.85 is: 1,156,842.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,774.23 : 2,505,759.92 = 771,351.85 : x
  2. Step 2: Convert to fraction form
    1,670,774.23/2,505,759.92 = 771,351.85/x
  3. Step 3: Cross multiply
    1,670,774.23x = 2,505,759.92 × 771,351.85
  4. Step 4: Simplify right side
    1,670,774.23x = 1,932,822,549,947.85
  5. Step 5: Solve for x
    x = 1,932,822,549,947.85/1,670,774.23
  6. Step 6: Final answer
    x = 1,156,842.45

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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.