Home / 1,165,288.51-1,608,178.96-706,422.42

Finding the Fourth Proportional to 1,165,288.51, 1,608,178.96 and 706,422.42

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Solution

The fourth proportional to 1,165,288.51, 1,608,178.96 and 706,422.42 is: 974,911.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,288.51 : 1,608,178.96 = 706,422.42 : x
  2. Step 2: Convert to fraction form
    1,165,288.51/1,608,178.96 = 706,422.42/x
  3. Step 3: Cross multiply
    1,165,288.51x = 1,608,178.96 × 706,422.42
  4. Step 4: Simplify right side
    1,165,288.51x = 1,136,053,673,599.31
  5. Step 5: Solve for x
    x = 1,136,053,673,599.31/1,165,288.51
  6. Step 6: Final answer
    x = 974,911.93

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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.