Home / 1,086,308.17-1,629,462.26-579,333.20

Finding the Fourth Proportional to 1,086,308.17, 1,629,462.26 and 579,333.20

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Solution

The fourth proportional to 1,086,308.17, 1,629,462.26 and 579,333.20 is: 868,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,308.17 : 1,629,462.26 = 579,333.20 : x
  2. Step 2: Convert to fraction form
    1,086,308.17/1,629,462.26 = 579,333.20/x
  3. Step 3: Cross multiply
    1,086,308.17x = 1,629,462.26 × 579,333.20
  4. Step 4: Simplify right side
    1,086,308.17x = 944,001,578,666.05
  5. Step 5: Solve for x
    x = 944,001,578,666.05/1,086,308.17
  6. Step 6: Final answer
    x = 868,999.80

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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.