Home / 4,620,469.14-6,928,166.79-1,424,708.10

Finding the Fourth Proportional to 4,620,469.14, 6,928,166.79 and 1,424,708.10

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Solution

The fourth proportional to 4,620,469.14, 6,928,166.79 and 1,424,708.10 is: 2,136,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,469.14 : 6,928,166.79 = 1,424,708.10 : x
  2. Step 2: Convert to fraction form
    4,620,469.14/6,928,166.79 = 1,424,708.10/x
  3. Step 3: Cross multiply
    4,620,469.14x = 6,928,166.79 × 1,424,708.10
  4. Step 4: Simplify right side
    4,620,469.14x = 9,870,615,343,864
  5. Step 5: Solve for x
    x = 9,870,615,343,864/4,620,469.14
  6. Step 6: Final answer
    x = 2,136,279.90

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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.