Home / 1,028,813.70-1,419,747.48-569,926.82

Finding the Fourth Proportional to 1,028,813.70, 1,419,747.48 and 569,926.82

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Solution

The fourth proportional to 1,028,813.70, 1,419,747.48 and 569,926.82 is: 786,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,813.70 : 1,419,747.48 = 569,926.82 : x
  2. Step 2: Convert to fraction form
    1,028,813.70/1,419,747.48 = 569,926.82/x
  3. Step 3: Cross multiply
    1,028,813.70x = 1,419,747.48 × 569,926.82
  4. Step 4: Simplify right side
    1,028,813.70x = 809,152,166,479.41
  5. Step 5: Solve for x
    x = 809,152,166,479.41/1,028,813.70
  6. Step 6: Final answer
    x = 786,490.47

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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.