Home / 3,061,966.45-4,225,513.46-1,666,538.09

Finding the Fourth Proportional to 3,061,966.45, 4,225,513.46 and 1,666,538.09

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Solution

The fourth proportional to 3,061,966.45, 4,225,513.46 and 1,666,538.09 is: 2,299,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061,966.45 : 4,225,513.46 = 1,666,538.09 : x
  2. Step 2: Convert to fraction form
    3,061,966.45/4,225,513.46 = 1,666,538.09/x
  3. Step 3: Cross multiply
    3,061,966.45x = 4,225,513.46 × 1,666,538.09
  4. Step 4: Simplify right side
    3,061,966.45x = 7,041,979,101,437.43
  5. Step 5: Solve for x
    x = 7,041,979,101,437.43/3,061,966.45
  6. Step 6: Final answer
    x = 2,299,822.43

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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.