Home / 2,558,721.90-3,530,943.50-1,412,777.64

Finding the Fourth Proportional to 2,558,721.90, 3,530,943.50 and 1,412,777.64

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Solution

The fourth proportional to 2,558,721.90, 3,530,943.50 and 1,412,777.64 is: 1,949,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,721.90 : 3,530,943.50 = 1,412,777.64 : x
  2. Step 2: Convert to fraction form
    2,558,721.90/3,530,943.50 = 1,412,777.64/x
  3. Step 3: Cross multiply
    2,558,721.90x = 3,530,943.50 × 1,412,777.64
  4. Step 4: Simplify right side
    2,558,721.90x = 4,988,438,024,903.34
  5. Step 5: Solve for x
    x = 4,988,438,024,903.34/2,558,721.90
  6. Step 6: Final answer
    x = 1,949,581.95

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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.