Home / 1,028,307.07-1,419,046.33-569,411.83

Finding the Fourth Proportional to 1,028,307.07, 1,419,046.33 and 569,411.83

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Solution

The fourth proportional to 1,028,307.07, 1,419,046.33 and 569,411.83 is: 785,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,307.07 : 1,419,046.33 = 569,411.83 : x
  2. Step 2: Convert to fraction form
    1,028,307.07/1,419,046.33 = 569,411.83/x
  3. Step 3: Cross multiply
    1,028,307.07x = 1,419,046.33 × 569,411.83
  4. Step 4: Simplify right side
    1,028,307.07x = 808,021,769,744.17
  5. Step 5: Solve for x
    x = 808,021,769,744.17/1,028,307.07
  6. Step 6: Final answer
    x = 785,778.68

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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.