Home / 1,342,676.70-2,014,015.05-1,076,956.20

Finding the Fourth Proportional to 1,342,676.70, 2,014,015.05 and 1,076,956.20

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Solution

The fourth proportional to 1,342,676.70, 2,014,015.05 and 1,076,956.20 is: 1,615,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,676.70 : 2,014,015.05 = 1,076,956.20 : x
  2. Step 2: Convert to fraction form
    1,342,676.70/2,014,015.05 = 1,076,956.20/x
  3. Step 3: Cross multiply
    1,342,676.70x = 2,014,015.05 × 1,076,956.20
  4. Step 4: Simplify right side
    1,342,676.70x = 2,169,005,994,990.81
  5. Step 5: Solve for x
    x = 2,169,005,994,990.81/1,342,676.70
  6. Step 6: Final answer
    x = 1,615,434.30

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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.