Home / 2,251,981.63-3,107,957-1,285,256.35

Finding the Fourth Proportional to 2,251,981.63, 3,107,957 and 1,285,256.35

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Solution

The fourth proportional to 2,251,981.63, 3,107,957 and 1,285,256.35 is: 1,773,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,981.63 : 3,107,957 = 1,285,256.35 : x
  2. Step 2: Convert to fraction form
    2,251,981.63/3,107,957 = 1,285,256.35/x
  3. Step 3: Cross multiply
    2,251,981.63x = 3,107,957 × 1,285,256.35
  4. Step 4: Simplify right side
    2,251,981.63x = 3,994,521,469,776.95
  5. Step 5: Solve for x
    x = 3,994,521,469,776.95/2,251,981.63
  6. Step 6: Final answer
    x = 1,773,780.66

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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.