Home / 3,860,797.34-5,327,898.26-2,118,478.16

Finding the Fourth Proportional to 3,860,797.34, 5,327,898.26 and 2,118,478.16

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Solution

The fourth proportional to 3,860,797.34, 5,327,898.26 and 2,118,478.16 is: 2,923,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,797.34 : 5,327,898.26 = 2,118,478.16 : x
  2. Step 2: Convert to fraction form
    3,860,797.34/5,327,898.26 = 2,118,478.16/x
  3. Step 3: Cross multiply
    3,860,797.34x = 5,327,898.26 × 2,118,478.16
  4. Step 4: Simplify right side
    3,860,797.34x = 11,287,036,105,239.36
  5. Step 5: Solve for x
    x = 11,287,036,105,239.36/3,860,797.34
  6. Step 6: Final answer
    x = 2,923,498.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.