Home / 1,824.02-2,516.77-1,077.40

Finding the Fourth Proportional to 1,824.02, 2,516.77 and 1,077.40

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Solution

The fourth proportional to 1,824.02, 2,516.77 and 1,077.40 is: 1,486.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.02 : 2,516.77 = 1,077.40 : x
  2. Step 2: Convert to fraction form
    1,824.02/2,516.77 = 1,077.40/x
  3. Step 3: Cross multiply
    1,824.02x = 2,516.77 × 1,077.40
  4. Step 4: Simplify right side
    1,824.02x = 2,711,572.49
  5. Step 5: Solve for x
    x = 2,711,572.49/1,824.02
  6. Step 6: Final answer
    x = 1,486.59

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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.