Home / 1,859,785.84-2,787,017-1,059,413.72

Finding the Fourth Proportional to 1,859,785.84, 2,787,017 and 1,059,413.72

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Solution

The fourth proportional to 1,859,785.84, 2,787,017 and 1,059,413.72 is: 1,587,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,785.84 : 2,787,017 = 1,059,413.72 : x
  2. Step 2: Convert to fraction form
    1,859,785.84/2,787,017 = 1,059,413.72/x
  3. Step 3: Cross multiply
    1,859,785.84x = 2,787,017 × 1,059,413.72
  4. Step 4: Simplify right side
    1,859,785.84x = 2,952,604,047,673.24
  5. Step 5: Solve for x
    x = 2,952,604,047,673.24/1,859,785.84
  6. Step 6: Final answer
    x = 1,587,604.33

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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.