Home / 1,999,605.12-2,759,456.91-1,094,187.12

Finding the Fourth Proportional to 1,999,605.12, 2,759,456.91 and 1,094,187.12

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Solution

The fourth proportional to 1,999,605.12, 2,759,456.91 and 1,094,187.12 is: 1,509,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,605.12 : 2,759,456.91 = 1,094,187.12 : x
  2. Step 2: Convert to fraction form
    1,999,605.12/2,759,456.91 = 1,094,187.12/x
  3. Step 3: Cross multiply
    1,999,605.12x = 2,759,456.91 × 1,094,187.12
  4. Step 4: Simplify right side
    1,999,605.12x = 3,019,362,209,117.00
  5. Step 5: Solve for x
    x = 3,019,362,209,117.00/1,999,605.12
  6. Step 6: Final answer
    x = 1,509,979.23

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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.