Home / 1,593,661.69-2,199,253.13-878,269.69

Finding the Fourth Proportional to 1,593,661.69, 2,199,253.13 and 878,269.69

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Solution

The fourth proportional to 1,593,661.69, 2,199,253.13 and 878,269.69 is: 1,212,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,661.69 : 2,199,253.13 = 878,269.69 : x
  2. Step 2: Convert to fraction form
    1,593,661.69/2,199,253.13 = 878,269.69/x
  3. Step 3: Cross multiply
    1,593,661.69x = 2,199,253.13 × 878,269.69
  4. Step 4: Simplify right side
    1,593,661.69x = 1,931,537,361,414.17
  5. Step 5: Solve for x
    x = 1,931,537,361,414.17/1,593,661.69
  6. Step 6: Final answer
    x = 1,212,012.17

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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.