Home / 1,885,164.36-2,602,098.18-1,281,902.28

Finding the Fourth Proportional to 1,885,164.36, 2,602,098.18 and 1,281,902.28

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Solution

The fourth proportional to 1,885,164.36, 2,602,098.18 and 1,281,902.28 is: 1,769,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,164.36 : 2,602,098.18 = 1,281,902.28 : x
  2. Step 2: Convert to fraction form
    1,885,164.36/2,602,098.18 = 1,281,902.28/x
  3. Step 3: Cross multiply
    1,885,164.36x = 2,602,098.18 × 1,281,902.28
  4. Step 4: Simplify right side
    1,885,164.36x = 3,335,635,589,725.85
  5. Step 5: Solve for x
    x = 3,335,635,589,725.85/1,885,164.36
  6. Step 6: Final answer
    x = 1,769,413.67

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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.