Home / 1,941,636.30-2,912,454.45-1,091,330.70

Finding the Fourth Proportional to 1,941,636.30, 2,912,454.45 and 1,091,330.70

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Solution

The fourth proportional to 1,941,636.30, 2,912,454.45 and 1,091,330.70 is: 1,636,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,636.30 : 2,912,454.45 = 1,091,330.70 : x
  2. Step 2: Convert to fraction form
    1,941,636.30/2,912,454.45 = 1,091,330.70/x
  3. Step 3: Cross multiply
    1,941,636.30x = 2,912,454.45 × 1,091,330.70
  4. Step 4: Simplify right side
    1,941,636.30x = 3,178,450,953,636.62
  5. Step 5: Solve for x
    x = 3,178,450,953,636.62/1,941,636.30
  6. Step 6: Final answer
    x = 1,636,996.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.