Home / 1,528,306.14-2,109,331.35-883,623.90

Finding the Fourth Proportional to 1,528,306.14, 2,109,331.35 and 883,623.90

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Solution

The fourth proportional to 1,528,306.14, 2,109,331.35 and 883,623.90 is: 1,219,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,306.14 : 2,109,331.35 = 883,623.90 : x
  2. Step 2: Convert to fraction form
    1,528,306.14/2,109,331.35 = 883,623.90/x
  3. Step 3: Cross multiply
    1,528,306.14x = 2,109,331.35 × 883,623.90
  4. Step 4: Simplify right side
    1,528,306.14x = 1,863,855,593,879.27
  5. Step 5: Solve for x
    x = 1,863,855,593,879.27/1,528,306.14
  6. Step 6: Final answer
    x = 1,219,556.44

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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.