Home / 3,399,583.59-4,691,416.86-1,871,690.67

Finding the Fourth Proportional to 3,399,583.59, 4,691,416.86 and 1,871,690.67

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Solution

The fourth proportional to 3,399,583.59, 4,691,416.86 and 1,871,690.67 is: 2,582,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,583.59 : 4,691,416.86 = 1,871,690.67 : x
  2. Step 2: Convert to fraction form
    3,399,583.59/4,691,416.86 = 1,871,690.67/x
  3. Step 3: Cross multiply
    3,399,583.59x = 4,691,416.86 × 1,871,690.67
  4. Step 4: Simplify right side
    3,399,583.59x = 8,780,881,165,942.70
  5. Step 5: Solve for x
    x = 8,780,881,165,942.70/3,399,583.59
  6. Step 6: Final answer
    x = 2,582,928.45

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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.