Home / 1,427,560.32-2,136,336.44-1,023,198.20

Finding the Fourth Proportional to 1,427,560.32, 2,136,336.44 and 1,023,198.20

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Solution

The fourth proportional to 1,427,560.32, 2,136,336.44 and 1,023,198.20 is: 1,531,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,560.32 : 2,136,336.44 = 1,023,198.20 : x
  2. Step 2: Convert to fraction form
    1,427,560.32/2,136,336.44 = 1,023,198.20/x
  3. Step 3: Cross multiply
    1,427,560.32x = 2,136,336.44 × 1,023,198.20
  4. Step 4: Simplify right side
    1,427,560.32x = 2,185,895,599,663.37
  5. Step 5: Solve for x
    x = 2,185,895,599,663.37/1,427,560.32
  6. Step 6: Final answer
    x = 1,531,210.67

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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.