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Finding the Fourth Proportional to 1,369,063.03, 2,062,836.82 and 1,134,399.16

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Solution

The fourth proportional to 1,369,063.03, 2,062,836.82 and 1,134,399.16 is: 1,709,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,063.03 : 2,062,836.82 = 1,134,399.16 : x
  2. Step 2: Convert to fraction form
    1,369,063.03/2,062,836.82 = 1,134,399.16/x
  3. Step 3: Cross multiply
    1,369,063.03x = 2,062,836.82 × 1,134,399.16
  4. Step 4: Simplify right side
    1,369,063.03x = 2,340,080,355,825.07
  5. Step 5: Solve for x
    x = 2,340,080,355,825.07/1,369,063.03
  6. Step 6: Final answer
    x = 1,709,256.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.