Home / 1,739,132.60-2,604,575.48-1,378,142.73

Finding the Fourth Proportional to 1,739,132.60, 2,604,575.48 and 1,378,142.73

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Solution

The fourth proportional to 1,739,132.60, 2,604,575.48 and 1,378,142.73 is: 2,063,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,132.60 : 2,604,575.48 = 1,378,142.73 : x
  2. Step 2: Convert to fraction form
    1,739,132.60/2,604,575.48 = 1,378,142.73/x
  3. Step 3: Cross multiply
    1,739,132.60x = 2,604,575.48 × 1,378,142.73
  4. Step 4: Simplify right side
    1,739,132.60x = 3,589,476,762,498.26
  5. Step 5: Solve for x
    x = 3,589,476,762,498.26/1,739,132.60
  6. Step 6: Final answer
    x = 2,063,946.57

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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.