Home / 1,021,721.88-1,410,019.94-569,012.88

Finding the Fourth Proportional to 1,021,721.88, 1,410,019.94 and 569,012.88

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Solution

The fourth proportional to 1,021,721.88, 1,410,019.94 and 569,012.88 is: 785,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,721.88 : 1,410,019.94 = 569,012.88 : x
  2. Step 2: Convert to fraction form
    1,021,721.88/1,410,019.94 = 569,012.88/x
  3. Step 3: Cross multiply
    1,021,721.88x = 1,410,019.94 × 569,012.88
  4. Step 4: Simplify right side
    1,021,721.88x = 802,319,504,071.76
  5. Step 5: Solve for x
    x = 802,319,504,071.76/1,021,721.88
  6. Step 6: Final answer
    x = 785,262.13

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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.