Home / 3,118,583.92-4,679,742.06-1,345,655.92

Finding the Fourth Proportional to 3,118,583.92, 4,679,742.06 and 1,345,655.92

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Solution

The fourth proportional to 3,118,583.92, 4,679,742.06 and 1,345,655.92 is: 2,019,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,583.92 : 4,679,742.06 = 1,345,655.92 : x
  2. Step 2: Convert to fraction form
    3,118,583.92/4,679,742.06 = 1,345,655.92/x
  3. Step 3: Cross multiply
    3,118,583.92x = 4,679,742.06 × 1,345,655.92
  4. Step 4: Simplify right side
    3,118,583.92x = 6,297,322,607,111.99
  5. Step 5: Solve for x
    x = 6,297,322,607,111.99/3,118,583.92
  6. Step 6: Final answer
    x = 2,019,289.13

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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.