Home / 1,021,721.95-1,410,020.03-569,012.95

Finding the Fourth Proportional to 1,021,721.95, 1,410,020.03 and 569,012.95

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Solution

The fourth proportional to 1,021,721.95, 1,410,020.03 and 569,012.95 is: 785,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,721.95 : 1,410,020.03 = 569,012.95 : x
  2. Step 2: Convert to fraction form
    1,021,721.95/1,410,020.03 = 569,012.95/x
  3. Step 3: Cross multiply
    1,021,721.95x = 1,410,020.03 × 569,012.95
  4. Step 4: Simplify right side
    1,021,721.95x = 802,319,646,934.22
  5. Step 5: Solve for x
    x = 802,319,646,934.22/1,021,721.95
  6. Step 6: Final answer
    x = 785,262.22

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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.