Home / 1,482,196.06-2,045,197.38-862,138.36

Finding the Fourth Proportional to 1,482,196.06, 2,045,197.38 and 862,138.36

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Solution

The fourth proportional to 1,482,196.06, 2,045,197.38 and 862,138.36 is: 1,189,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,196.06 : 2,045,197.38 = 862,138.36 : x
  2. Step 2: Convert to fraction form
    1,482,196.06/2,045,197.38 = 862,138.36/x
  3. Step 3: Cross multiply
    1,482,196.06x = 2,045,197.38 × 862,138.36
  4. Step 4: Simplify right side
    1,482,196.06x = 1,763,243,115,069.50
  5. Step 5: Solve for x
    x = 1,763,243,115,069.50/1,482,196.06
  6. Step 6: Final answer
    x = 1,189,615.30

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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.