Home / 1,185,192.64-1,778,187.96-375,709.24

Finding the Fourth Proportional to 1,185,192.64, 1,778,187.96 and 375,709.24

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Solution

The fourth proportional to 1,185,192.64, 1,778,187.96 and 375,709.24 is: 563,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,192.64 : 1,778,187.96 = 375,709.24 : x
  2. Step 2: Convert to fraction form
    1,185,192.64/1,778,187.96 = 375,709.24/x
  3. Step 3: Cross multiply
    1,185,192.64x = 1,778,187.96 × 375,709.24
  4. Step 4: Simplify right side
    1,185,192.64x = 668,081,647,028.75
  5. Step 5: Solve for x
    x = 668,081,647,028.75/1,185,192.64
  6. Step 6: Final answer
    x = 563,690.34

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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.