Home / 1,925,537.40-2,887,212.60-727,498.80

Finding the Fourth Proportional to 1,925,537.40, 2,887,212.60 and 727,498.80

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Solution

The fourth proportional to 1,925,537.40, 2,887,212.60 and 727,498.80 is: 1,090,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,537.40 : 2,887,212.60 = 727,498.80 : x
  2. Step 2: Convert to fraction form
    1,925,537.40/2,887,212.60 = 727,498.80/x
  3. Step 3: Cross multiply
    1,925,537.40x = 2,887,212.60 × 727,498.80
  4. Step 4: Simplify right side
    1,925,537.40x = 2,100,443,701,844.88
  5. Step 5: Solve for x
    x = 2,100,443,701,844.88/1,925,537.40
  6. Step 6: Final answer
    x = 1,090,835.06

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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.