Home / 1,644,518.08-2,269,814.16-1,070,558.56

Finding the Fourth Proportional to 1,644,518.08, 2,269,814.16 and 1,070,558.56

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Solution

The fourth proportional to 1,644,518.08, 2,269,814.16 and 1,070,558.56 is: 1,477,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,518.08 : 2,269,814.16 = 1,070,558.56 : x
  2. Step 2: Convert to fraction form
    1,644,518.08/2,269,814.16 = 1,070,558.56/x
  3. Step 3: Cross multiply
    1,644,518.08x = 2,269,814.16 × 1,070,558.56
  4. Step 4: Simplify right side
    1,644,518.08x = 2,429,968,978,597.21
  5. Step 5: Solve for x
    x = 2,429,968,978,597.21/1,644,518.08
  6. Step 6: Final answer
    x = 1,477,617.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.