Home / 1,361,491.56-1,879,372.44-1,070,343.54

Finding the Fourth Proportional to 1,361,491.56, 1,879,372.44 and 1,070,343.54

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Solution

The fourth proportional to 1,361,491.56, 1,879,372.44 and 1,070,343.54 is: 1,477,478.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,491.56 : 1,879,372.44 = 1,070,343.54 : x
  2. Step 2: Convert to fraction form
    1,361,491.56/1,879,372.44 = 1,070,343.54/x
  3. Step 3: Cross multiply
    1,361,491.56x = 1,879,372.44 × 1,070,343.54
  4. Step 4: Simplify right side
    1,361,491.56x = 2,011,574,150,408.04
  5. Step 5: Solve for x
    x = 2,011,574,150,408.04/1,361,491.56
  6. Step 6: Final answer
    x = 1,477,478.24

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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.