Home / 1,526.90-2,106.61-1,196.15

Finding the Fourth Proportional to 1,526.90, 2,106.61 and 1,196.15

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Solution

The fourth proportional to 1,526.90, 2,106.61 and 1,196.15 is: 1,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.90 : 2,106.61 = 1,196.15 : x
  2. Step 2: Convert to fraction form
    1,526.90/2,106.61 = 1,196.15/x
  3. Step 3: Cross multiply
    1,526.90x = 2,106.61 × 1,196.15
  4. Step 4: Simplify right side
    1,526.90x = 2,519,808.03
  5. Step 5: Solve for x
    x = 2,519,808.03/1,526.90
  6. Step 6: Final answer
    x = 1,650.28

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