Home / 1,857,005.96-2,561,724.95-1,212,803.24

Finding the Fourth Proportional to 1,857,005.96, 2,561,724.95 and 1,212,803.24

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Solution

The fourth proportional to 1,857,005.96, 2,561,724.95 and 1,212,803.24 is: 1,673,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,005.96 : 2,561,724.95 = 1,212,803.24 : x
  2. Step 2: Convert to fraction form
    1,857,005.96/2,561,724.95 = 1,212,803.24/x
  3. Step 3: Cross multiply
    1,857,005.96x = 2,561,724.95 × 1,212,803.24
  4. Step 4: Simplify right side
    1,857,005.96x = 3,106,868,319,348.84
  5. Step 5: Solve for x
    x = 3,106,868,319,348.84/1,857,005.96
  6. Step 6: Final answer
    x = 1,673,052.42

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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.