Home / 1,787,670.18-2,467,033.48-971,928.72

Finding the Fourth Proportional to 1,787,670.18, 2,467,033.48 and 971,928.72

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Solution

The fourth proportional to 1,787,670.18, 2,467,033.48 and 971,928.72 is: 1,341,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,670.18 : 2,467,033.48 = 971,928.72 : x
  2. Step 2: Convert to fraction form
    1,787,670.18/2,467,033.48 = 971,928.72/x
  3. Step 3: Cross multiply
    1,787,670.18x = 2,467,033.48 × 971,928.72
  4. Step 4: Simplify right side
    1,787,670.18x = 2,397,780,692,413.55
  5. Step 5: Solve for x
    x = 2,397,780,692,413.55/1,787,670.18
  6. Step 6: Final answer
    x = 1,341,288.07

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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.