Home / 1,021,781.50-1,410,102.24-569,072.50

Finding the Fourth Proportional to 1,021,781.50, 1,410,102.24 and 569,072.50

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Solution

The fourth proportional to 1,021,781.50, 1,410,102.24 and 569,072.50 is: 785,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,781.50 : 1,410,102.24 = 569,072.50 : x
  2. Step 2: Convert to fraction form
    1,021,781.50/1,410,102.24 = 569,072.50/x
  3. Step 3: Cross multiply
    1,021,781.50x = 1,410,102.24 × 569,072.50
  4. Step 4: Simplify right side
    1,021,781.50x = 802,450,406,972.40
  5. Step 5: Solve for x
    x = 802,450,406,972.40/1,021,781.50
  6. Step 6: Final answer
    x = 785,344.43

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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.