Home / 5,379,905-7,424,158.08-2,932,494.86

Finding the Fourth Proportional to 5,379,905, 7,424,158.08 and 2,932,494.86

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Solution

The fourth proportional to 5,379,905, 7,424,158.08 and 2,932,494.86 is: 4,046,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,905 : 7,424,158.08 = 2,932,494.86 : x
  2. Step 2: Convert to fraction form
    5,379,905/7,424,158.08 = 2,932,494.86/x
  3. Step 3: Cross multiply
    5,379,905x = 7,424,158.08 × 2,932,494.86
  4. Step 4: Simplify right side
    5,379,905x = 21,771,305,409,427.47
  5. Step 5: Solve for x
    x = 21,771,305,409,427.47/5,379,905
  6. Step 6: Final answer
    x = 4,046,782.50

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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.