Home / 1,325,071.52-1,983,874.80-1,190,702.24

Finding the Fourth Proportional to 1,325,071.52, 1,983,874.80 and 1,190,702.24

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Solution

The fourth proportional to 1,325,071.52, 1,983,874.80 and 1,190,702.24 is: 1,782,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,071.52 : 1,983,874.80 = 1,190,702.24 : x
  2. Step 2: Convert to fraction form
    1,325,071.52/1,983,874.80 = 1,190,702.24/x
  3. Step 3: Cross multiply
    1,325,071.52x = 1,983,874.80 × 1,190,702.24
  4. Step 4: Simplify right side
    1,325,071.52x = 2,362,204,168,239.55
  5. Step 5: Solve for x
    x = 2,362,204,168,239.55/1,325,071.52
  6. Step 6: Final answer
    x = 1,782,699.37

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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.