Home / 1,069,639.29-1,476,104.31-586,222.38

Finding the Fourth Proportional to 1,069,639.29, 1,476,104.31 and 586,222.38

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Solution

The fourth proportional to 1,069,639.29, 1,476,104.31 and 586,222.38 is: 808,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,639.29 : 1,476,104.31 = 586,222.38 : x
  2. Step 2: Convert to fraction form
    1,069,639.29/1,476,104.31 = 586,222.38/x
  3. Step 3: Cross multiply
    1,069,639.29x = 1,476,104.31 × 586,222.38
  4. Step 4: Simplify right side
    1,069,639.29x = 865,325,381,736.46
  5. Step 5: Solve for x
    x = 865,325,381,736.46/1,069,639.29
  6. Step 6: Final answer
    x = 808,988.03

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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.