Home / 2,085,976.47-3,130,281-887,896.86

Finding the Fourth Proportional to 2,085,976.47, 3,130,281 and 887,896.86

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Solution

The fourth proportional to 2,085,976.47, 3,130,281 and 887,896.86 is: 1,332,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,976.47 : 3,130,281 = 887,896.86 : x
  2. Step 2: Convert to fraction form
    2,085,976.47/3,130,281 = 887,896.86/x
  3. Step 3: Cross multiply
    2,085,976.47x = 3,130,281 × 887,896.86
  4. Step 4: Simplify right side
    2,085,976.47x = 2,779,366,670,817.66
  5. Step 5: Solve for x
    x = 2,779,366,670,817.66/2,085,976.47
  6. Step 6: Final answer
    x = 1,332,405.57

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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.