Home / 2,158,806.70-3,238,210.05-662,704.30

Finding the Fourth Proportional to 2,158,806.70, 3,238,210.05 and 662,704.30

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Solution

The fourth proportional to 2,158,806.70, 3,238,210.05 and 662,704.30 is: 994,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,806.70 : 3,238,210.05 = 662,704.30 : x
  2. Step 2: Convert to fraction form
    2,158,806.70/3,238,210.05 = 662,704.30/x
  3. Step 3: Cross multiply
    2,158,806.70x = 3,238,210.05 × 662,704.30
  4. Step 4: Simplify right side
    2,158,806.70x = 2,145,975,724,438.22
  5. Step 5: Solve for x
    x = 2,145,975,724,438.22/2,158,806.70
  6. Step 6: Final answer
    x = 994,056.45

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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.