Home / 2,679,429.60-4,012,923.60-2,617,221.60

Finding the Fourth Proportional to 2,679,429.60, 4,012,923.60 and 2,617,221.60

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Solution

The fourth proportional to 2,679,429.60, 4,012,923.60 and 2,617,221.60 is: 3,919,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,429.60 : 4,012,923.60 = 2,617,221.60 : x
  2. Step 2: Convert to fraction form
    2,679,429.60/4,012,923.60 = 2,617,221.60/x
  3. Step 3: Cross multiply
    2,679,429.60x = 4,012,923.60 × 2,617,221.60
  4. Step 4: Simplify right side
    2,679,429.60x = 10,502,710,325,069.76
  5. Step 5: Solve for x
    x = 10,502,710,325,069.76/2,679,429.60
  6. Step 6: Final answer
    x = 3,919,756.03

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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.