Home / 1,477.74-2,038.26-1,197.99

Finding the Fourth Proportional to 1,477.74, 2,038.26 and 1,197.99

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Solution

The fourth proportional to 1,477.74, 2,038.26 and 1,197.99 is: 1,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.74 : 2,038.26 = 1,197.99 : x
  2. Step 2: Convert to fraction form
    1,477.74/2,038.26 = 1,197.99/x
  3. Step 3: Cross multiply
    1,477.74x = 2,038.26 × 1,197.99
  4. Step 4: Simplify right side
    1,477.74x = 2,441,819.59
  5. Step 5: Solve for x
    x = 2,441,819.59/1,477.74
  6. Step 6: Final answer
    x = 1,652.40

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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.