Home / 1,780,499.70-2,670,749.55-835,715.70

Finding the Fourth Proportional to 1,780,499.70, 2,670,749.55 and 835,715.70

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Solution

The fourth proportional to 1,780,499.70, 2,670,749.55 and 835,715.70 is: 1,253,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,499.70 : 2,670,749.55 = 835,715.70 : x
  2. Step 2: Convert to fraction form
    1,780,499.70/2,670,749.55 = 835,715.70/x
  3. Step 3: Cross multiply
    1,780,499.70x = 2,670,749.55 × 835,715.70
  4. Step 4: Simplify right side
    1,780,499.70x = 2,231,987,329,702.93
  5. Step 5: Solve for x
    x = 2,231,987,329,702.93/1,780,499.70
  6. Step 6: Final answer
    x = 1,253,573.55

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Similar ratio
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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.