Home / 1,181,482.12-1,630,424.46-672,173.56

Finding the Fourth Proportional to 1,181,482.12, 1,630,424.46 and 672,173.56

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Solution

The fourth proportional to 1,181,482.12, 1,630,424.46 and 672,173.56 is: 927,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,482.12 : 1,630,424.46 = 672,173.56 : x
  2. Step 2: Convert to fraction form
    1,181,482.12/1,630,424.46 = 672,173.56/x
  3. Step 3: Cross multiply
    1,181,482.12x = 1,630,424.46 × 672,173.56
  4. Step 4: Simplify right side
    1,181,482.12x = 1,095,928,213,589.28
  5. Step 5: Solve for x
    x = 1,095,928,213,589.28/1,181,482.12
  6. Step 6: Final answer
    x = 927,587.64

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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.