Home / 803,827.29-1,107,752.55-789,054.95

Finding the Fourth Proportional to 803,827.29, 1,107,752.55 and 789,054.95

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Solution

The fourth proportional to 803,827.29, 1,107,752.55 and 789,054.95 is: 1,087,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,827.29 : 1,107,752.55 = 789,054.95 : x
  2. Step 2: Convert to fraction form
    803,827.29/1,107,752.55 = 789,054.95/x
  3. Step 3: Cross multiply
    803,827.29x = 1,107,752.55 × 789,054.95
  4. Step 4: Simplify right side
    803,827.29x = 874,077,627,413.86
  5. Step 5: Solve for x
    x = 874,077,627,413.86/803,827.29
  6. Step 6: Final answer
    x = 1,087,394.82

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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.