Home / 1,297,303.30-1,945,961.90-850,851.32

Finding the Fourth Proportional to 1,297,303.30, 1,945,961.90 and 850,851.32

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Solution

The fourth proportional to 1,297,303.30, 1,945,961.90 and 850,851.32 is: 1,276,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,303.30 : 1,945,961.90 = 850,851.32 : x
  2. Step 2: Convert to fraction form
    1,297,303.30/1,945,961.90 = 850,851.32/x
  3. Step 3: Cross multiply
    1,297,303.30x = 1,945,961.90 × 850,851.32
  4. Step 4: Simplify right side
    1,297,303.30x = 1,655,724,251,284.71
  5. Step 5: Solve for x
    x = 1,655,724,251,284.71/1,297,303.30
  6. Step 6: Final answer
    x = 1,276,281.54

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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.