Home / 2,573,911.22-3,545,178.93-1,918,436.67

Finding the Fourth Proportional to 2,573,911.22, 3,545,178.93 and 1,918,436.67

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Solution

The fourth proportional to 2,573,911.22, 3,545,178.93 and 1,918,436.67 is: 2,642,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573,911.22 : 3,545,178.93 = 1,918,436.67 : x
  2. Step 2: Convert to fraction form
    2,573,911.22/3,545,178.93 = 1,918,436.67/x
  3. Step 3: Cross multiply
    2,573,911.22x = 3,545,178.93 × 1,918,436.67
  4. Step 4: Simplify right side
    2,573,911.22x = 6,801,201,261,023.36
  5. Step 5: Solve for x
    x = 6,801,201,261,023.36/2,573,911.22
  6. Step 6: Final answer
    x = 2,642,360.48

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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.