Home / 1,028,817.47-1,419,767.87-569,961.84

Finding the Fourth Proportional to 1,028,817.47, 1,419,767.87 and 569,961.84

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Solution

The fourth proportional to 1,028,817.47, 1,419,767.87 and 569,961.84 is: 786,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,817.47 : 1,419,767.87 = 569,961.84 : x
  2. Step 2: Convert to fraction form
    1,028,817.47/1,419,767.87 = 569,961.84/x
  3. Step 3: Cross multiply
    1,028,817.47x = 1,419,767.87 × 569,961.84
  4. Step 4: Simplify right side
    1,028,817.47x = 809,213,510,032.40
  5. Step 5: Solve for x
    x = 809,213,510,032.40/1,028,817.47
  6. Step 6: Final answer
    x = 786,547.21

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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.