Home / 5,450,448.51-8,176,869.89-1,611,971.67

Finding the Fourth Proportional to 5,450,448.51, 8,176,869.89 and 1,611,971.67

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Solution

The fourth proportional to 5,450,448.51, 8,176,869.89 and 1,611,971.67 is: 2,418,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450,448.51 : 8,176,869.89 = 1,611,971.67 : x
  2. Step 2: Convert to fraction form
    5,450,448.51/8,176,869.89 = 1,611,971.67/x
  3. Step 3: Cross multiply
    5,450,448.51x = 8,176,869.89 × 1,611,971.67
  4. Step 4: Simplify right side
    5,450,448.51x = 13,180,882,611,956.02
  5. Step 5: Solve for x
    x = 13,180,882,611,956.02/5,450,448.51
  6. Step 6: Final answer
    x = 2,418,311.56

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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.