Home / 2,479,093.48-3,421,482.81-1,391,424.57

Finding the Fourth Proportional to 2,479,093.48, 3,421,482.81 and 1,391,424.57

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Solution

The fourth proportional to 2,479,093.48, 3,421,482.81 and 1,391,424.57 is: 1,920,353.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,093.48 : 3,421,482.81 = 1,391,424.57 : x
  2. Step 2: Convert to fraction form
    2,479,093.48/3,421,482.81 = 1,391,424.57/x
  3. Step 3: Cross multiply
    2,479,093.48x = 3,421,482.81 × 1,391,424.57
  4. Step 4: Simplify right side
    2,479,093.48x = 4,760,735,230,559.23
  5. Step 5: Solve for x
    x = 4,760,735,230,559.23/2,479,093.48
  6. Step 6: Final answer
    x = 1,920,353.26

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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.