Home / 1,165,628.27-1,608,616.65-649,381.87

Finding the Fourth Proportional to 1,165,628.27, 1,608,616.65 and 649,381.87

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Solution

The fourth proportional to 1,165,628.27, 1,608,616.65 and 649,381.87 is: 896,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,628.27 : 1,608,616.65 = 649,381.87 : x
  2. Step 2: Convert to fraction form
    1,165,628.27/1,608,616.65 = 649,381.87/x
  3. Step 3: Cross multiply
    1,165,628.27x = 1,608,616.65 × 649,381.87
  4. Step 4: Simplify right side
    1,165,628.27x = 1,044,606,492,736.09
  5. Step 5: Solve for x
    x = 1,044,606,492,736.09/1,165,628.27
  6. Step 6: Final answer
    x = 896,174.64

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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.