Home / 1,079,588.70-1,618,605.45-606,419.10

Finding the Fourth Proportional to 1,079,588.70, 1,618,605.45 and 606,419.10

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Solution

The fourth proportional to 1,079,588.70, 1,618,605.45 and 606,419.10 is: 909,191.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,588.70 : 1,618,605.45 = 606,419.10 : x
  2. Step 2: Convert to fraction form
    1,079,588.70/1,618,605.45 = 606,419.10/x
  3. Step 3: Cross multiply
    1,079,588.70x = 1,618,605.45 × 606,419.10
  4. Step 4: Simplify right side
    1,079,588.70x = 981,553,260,244.10
  5. Step 5: Solve for x
    x = 981,553,260,244.10/1,079,588.70
  6. Step 6: Final answer
    x = 909,191.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.