Home / 1,696,274.73-2,544,406.96-685,384.78

Finding the Fourth Proportional to 1,696,274.73, 2,544,406.96 and 685,384.78

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Solution

The fourth proportional to 1,696,274.73, 2,544,406.96 and 685,384.78 is: 1,028,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,274.73 : 2,544,406.96 = 685,384.78 : x
  2. Step 2: Convert to fraction form
    1,696,274.73/2,544,406.96 = 685,384.78/x
  3. Step 3: Cross multiply
    1,696,274.73x = 2,544,406.96 × 685,384.78
  4. Step 4: Simplify right side
    1,696,274.73x = 1,743,897,804,510.07
  5. Step 5: Solve for x
    x = 1,743,897,804,510.07/1,696,274.73
  6. Step 6: Final answer
    x = 1,028,075.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.