Home / 2,765,653.46-3,816,852.46-1,678,200.56

Finding the Fourth Proportional to 2,765,653.46, 3,816,852.46 and 1,678,200.56

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Solution

The fourth proportional to 2,765,653.46, 3,816,852.46 and 1,678,200.56 is: 2,316,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,653.46 : 3,816,852.46 = 1,678,200.56 : x
  2. Step 2: Convert to fraction form
    2,765,653.46/3,816,852.46 = 1,678,200.56/x
  3. Step 3: Cross multiply
    2,765,653.46x = 3,816,852.46 × 1,678,200.56
  4. Step 4: Simplify right side
    2,765,653.46x = 6,405,443,935,809.38
  5. Step 5: Solve for x
    x = 6,405,443,935,809.38/2,765,653.46
  6. Step 6: Final answer
    x = 2,316,068.89

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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.