Home / 1,934,735.10-2,902,102.65-978,141.30

Finding the Fourth Proportional to 1,934,735.10, 2,902,102.65 and 978,141.30

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Solution

The fourth proportional to 1,934,735.10, 2,902,102.65 and 978,141.30 is: 1,467,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,735.10 : 2,902,102.65 = 978,141.30 : x
  2. Step 2: Convert to fraction form
    1,934,735.10/2,902,102.65 = 978,141.30/x
  3. Step 3: Cross multiply
    1,934,735.10x = 2,902,102.65 × 978,141.30
  4. Step 4: Simplify right side
    1,934,735.10x = 2,838,666,458,804.45
  5. Step 5: Solve for x
    x = 2,838,666,458,804.45/1,934,735.10
  6. Step 6: Final answer
    x = 1,467,211.95

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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.