Home / 3,178,607.22-4,770,907.38-1,158,803.34

Finding the Fourth Proportional to 3,178,607.22, 4,770,907.38 and 1,158,803.34

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Solution

The fourth proportional to 3,178,607.22, 4,770,907.38 and 1,158,803.34 is: 1,739,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,607.22 : 4,770,907.38 = 1,158,803.34 : x
  2. Step 2: Convert to fraction form
    3,178,607.22/4,770,907.38 = 1,158,803.34/x
  3. Step 3: Cross multiply
    3,178,607.22x = 4,770,907.38 × 1,158,803.34
  4. Step 4: Simplify right side
    3,178,607.22x = 5,528,543,406,774.65
  5. Step 5: Solve for x
    x = 5,528,543,406,774.65/3,178,607.22
  6. Step 6: Final answer
    x = 1,739,297.44

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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.