Home / 1,379,923.29-2,068,999.19-906,055.06

Finding the Fourth Proportional to 1,379,923.29, 2,068,999.19 and 906,055.06

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Solution

The fourth proportional to 1,379,923.29, 2,068,999.19 and 906,055.06 is: 1,358,501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,923.29 : 2,068,999.19 = 906,055.06 : x
  2. Step 2: Convert to fraction form
    1,379,923.29/2,068,999.19 = 906,055.06/x
  3. Step 3: Cross multiply
    1,379,923.29x = 2,068,999.19 × 906,055.06
  4. Step 4: Simplify right side
    1,379,923.29x = 1,874,627,185,235.40
  5. Step 5: Solve for x
    x = 1,874,627,185,235.40/1,379,923.29
  6. Step 6: Final answer
    x = 1,358,501.02

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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.