Home / 1,057,468.06-1,586,194.53-258,761.08

Finding the Fourth Proportional to 1,057,468.06, 1,586,194.53 and 258,761.08

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Solution

The fourth proportional to 1,057,468.06, 1,586,194.53 and 258,761.08 is: 388,139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,468.06 : 1,586,194.53 = 258,761.08 : x
  2. Step 2: Convert to fraction form
    1,057,468.06/1,586,194.53 = 258,761.08/x
  3. Step 3: Cross multiply
    1,057,468.06x = 1,586,194.53 × 258,761.08
  4. Step 4: Simplify right side
    1,057,468.06x = 410,445,409,672.89
  5. Step 5: Solve for x
    x = 410,445,409,672.89/1,057,468.06
  6. Step 6: Final answer
    x = 388,139.77

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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.