Home / 1,925,543.40-2,887,221.60-727,504.80

Finding the Fourth Proportional to 1,925,543.40, 2,887,221.60 and 727,504.80

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Solution

The fourth proportional to 1,925,543.40, 2,887,221.60 and 727,504.80 is: 1,090,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,543.40 : 2,887,221.60 = 727,504.80 : x
  2. Step 2: Convert to fraction form
    1,925,543.40/2,887,221.60 = 727,504.80/x
  3. Step 3: Cross multiply
    1,925,543.40x = 2,887,221.60 × 727,504.80
  4. Step 4: Simplify right side
    1,925,543.40x = 2,100,467,572,663.68
  5. Step 5: Solve for x
    x = 2,100,467,572,663.68/1,925,543.40
  6. Step 6: Final answer
    x = 1,090,844.06

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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.