Home / 1,342,685.20-2,014,027.80-1,076,964.70

Finding the Fourth Proportional to 1,342,685.20, 2,014,027.80 and 1,076,964.70

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Solution

The fourth proportional to 1,342,685.20, 2,014,027.80 and 1,076,964.70 is: 1,615,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,685.20 : 2,014,027.80 = 1,076,964.70 : x
  2. Step 2: Convert to fraction form
    1,342,685.20/2,014,027.80 = 1,076,964.70/x
  3. Step 3: Cross multiply
    1,342,685.20x = 2,014,027.80 × 1,076,964.70
  4. Step 4: Simplify right side
    1,342,685.20x = 2,169,036,845,418.66
  5. Step 5: Solve for x
    x = 2,169,036,845,418.66/1,342,685.20
  6. Step 6: Final answer
    x = 1,615,447.05

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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.