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Finding the Fourth Proportional to 1,482,885.45, 2,080,763.55 and 1,482,885.45

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Solution

The fourth proportional to 1,482,885.45, 2,080,763.55 and 1,482,885.45 is: 2,080,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,885.45 : 2,080,763.55 = 1,482,885.45 : x
  2. Step 2: Convert to fraction form
    1,482,885.45/2,080,763.55 = 1,482,885.45/x
  3. Step 3: Cross multiply
    1,482,885.45x = 2,080,763.55 × 1,482,885.45
  4. Step 4: Simplify right side
    1,482,885.45x = 3,085,533,993,185.35
  5. Step 5: Solve for x
    x = 3,085,533,993,185.35/1,482,885.45
  6. Step 6: Final answer
    x = 2,080,763.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.