Home / 1,140,181.67-1,573,450.83-623,935.65

Finding the Fourth Proportional to 1,140,181.67, 1,573,450.83 and 623,935.65

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Solution

The fourth proportional to 1,140,181.67, 1,573,450.83 and 623,935.65 is: 861,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,181.67 : 1,573,450.83 = 623,935.65 : x
  2. Step 2: Convert to fraction form
    1,140,181.67/1,573,450.83 = 623,935.65/x
  3. Step 3: Cross multiply
    1,140,181.67x = 1,573,450.83 × 623,935.65
  4. Step 4: Simplify right side
    1,140,181.67x = 981,732,066,359.09
  5. Step 5: Solve for x
    x = 981,732,066,359.09/1,140,181.67
  6. Step 6: Final answer
    x = 861,031.27

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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.