Home / 1,606,723.43-2,217,278.09-918,410.06

Finding the Fourth Proportional to 1,606,723.43, 2,217,278.09 and 918,410.06

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Solution

The fourth proportional to 1,606,723.43, 2,217,278.09 and 918,410.06 is: 1,267,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,723.43 : 2,217,278.09 = 918,410.06 : x
  2. Step 2: Convert to fraction form
    1,606,723.43/2,217,278.09 = 918,410.06/x
  3. Step 3: Cross multiply
    1,606,723.43x = 2,217,278.09 × 918,410.06
  4. Step 4: Simplify right side
    1,606,723.43x = 2,036,370,501,974.43
  5. Step 5: Solve for x
    x = 2,036,370,501,974.43/1,606,723.43
  6. Step 6: Final answer
    x = 1,267,405.75

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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.