Home / 2,118,776.77-2,923,780.93-1,188,433.32

Finding the Fourth Proportional to 2,118,776.77, 2,923,780.93 and 1,188,433.32

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Solution

The fourth proportional to 2,118,776.77, 2,923,780.93 and 1,188,433.32 is: 1,639,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,776.77 : 2,923,780.93 = 1,188,433.32 : x
  2. Step 2: Convert to fraction form
    2,118,776.77/2,923,780.93 = 1,188,433.32/x
  3. Step 3: Cross multiply
    2,118,776.77x = 2,923,780.93 × 1,188,433.32
  4. Step 4: Simplify right side
    2,118,776.77x = 3,474,718,677,592.59
  5. Step 5: Solve for x
    x = 3,474,718,677,592.59/2,118,776.77
  6. Step 6: Final answer
    x = 1,639,964.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.