Home / 1,259,141.06-1,889,080.14-406,196.48

Finding the Fourth Proportional to 1,259,141.06, 1,889,080.14 and 406,196.48

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Solution

The fourth proportional to 1,259,141.06, 1,889,080.14 and 406,196.48 is: 609,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,141.06 : 1,889,080.14 = 406,196.48 : x
  2. Step 2: Convert to fraction form
    1,259,141.06/1,889,080.14 = 406,196.48/x
  3. Step 3: Cross multiply
    1,259,141.06x = 1,889,080.14 × 406,196.48
  4. Step 4: Simplify right side
    1,259,141.06x = 767,337,703,305.91
  5. Step 5: Solve for x
    x = 767,337,703,305.91/1,259,141.06
  6. Step 6: Final answer
    x = 609,413.61

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1.5x scale

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.