Home / 1,511,561.31-2,085,592.32-858,041.97

Finding the Fourth Proportional to 1,511,561.31, 2,085,592.32 and 858,041.97

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Solution

The fourth proportional to 1,511,561.31, 2,085,592.32 and 858,041.97 is: 1,183,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,561.31 : 2,085,592.32 = 858,041.97 : x
  2. Step 2: Convert to fraction form
    1,511,561.31/2,085,592.32 = 858,041.97/x
  3. Step 3: Cross multiply
    1,511,561.31x = 2,085,592.32 × 858,041.97
  4. Step 4: Simplify right side
    1,511,561.31x = 1,789,525,742,869.67
  5. Step 5: Solve for x
    x = 1,789,525,742,869.67/1,511,561.31
  6. Step 6: Final answer
    x = 1,183,892.26

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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.