Home / 2,051,258.70-3,076,888.05-1,379,412.30

Finding the Fourth Proportional to 2,051,258.70, 3,076,888.05 and 1,379,412.30

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Solution

The fourth proportional to 2,051,258.70, 3,076,888.05 and 1,379,412.30 is: 2,069,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,258.70 : 3,076,888.05 = 1,379,412.30 : x
  2. Step 2: Convert to fraction form
    2,051,258.70/3,076,888.05 = 1,379,412.30/x
  3. Step 3: Cross multiply
    2,051,258.70x = 3,076,888.05 × 1,379,412.30
  4. Step 4: Simplify right side
    2,051,258.70x = 4,244,297,221,893.01
  5. Step 5: Solve for x
    x = 4,244,297,221,893.01/2,051,258.70
  6. Step 6: Final answer
    x = 2,069,118.45

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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.