Home / 1,907,859.45-2,630,214.94-1,521,984.27

Finding the Fourth Proportional to 1,907,859.45, 2,630,214.94 and 1,521,984.27

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Solution

The fourth proportional to 1,907,859.45, 2,630,214.94 and 1,521,984.27 is: 2,098,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,859.45 : 2,630,214.94 = 1,521,984.27 : x
  2. Step 2: Convert to fraction form
    1,907,859.45/2,630,214.94 = 1,521,984.27/x
  3. Step 3: Cross multiply
    1,907,859.45x = 2,630,214.94 × 1,521,984.27
  4. Step 4: Simplify right side
    1,907,859.45x = 4,003,145,765,398.99
  5. Step 5: Solve for x
    x = 4,003,145,765,398.99/1,907,859.45
  6. Step 6: Final answer
    x = 2,098,239.35

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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.