Home / 2,195,939.19-3,030,034.59-1,379,565.03

Finding the Fourth Proportional to 2,195,939.19, 3,030,034.59 and 1,379,565.03

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Solution

The fourth proportional to 2,195,939.19, 3,030,034.59 and 1,379,565.03 is: 1,903,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,939.19 : 3,030,034.59 = 1,379,565.03 : x
  2. Step 2: Convert to fraction form
    2,195,939.19/3,030,034.59 = 1,379,565.03/x
  3. Step 3: Cross multiply
    2,195,939.19x = 3,030,034.59 × 1,379,565.03
  4. Step 4: Simplify right side
    2,195,939.19x = 4,180,129,760,054.39
  5. Step 5: Solve for x
    x = 4,180,129,760,054.39/2,195,939.19
  6. Step 6: Final answer
    x = 1,903,572.64

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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.