Home / 1,767,014.28-2,438,415.04-1,079,836.32

Finding the Fourth Proportional to 1,767,014.28, 2,438,415.04 and 1,079,836.32

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Solution

The fourth proportional to 1,767,014.28, 2,438,415.04 and 1,079,836.32 is: 1,490,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,014.28 : 2,438,415.04 = 1,079,836.32 : x
  2. Step 2: Convert to fraction form
    1,767,014.28/2,438,415.04 = 1,079,836.32/x
  3. Step 3: Cross multiply
    1,767,014.28x = 2,438,415.04 × 1,079,836.32
  4. Step 4: Simplify right side
    1,767,014.28x = 2,633,089,123,426.25
  5. Step 5: Solve for x
    x = 2,633,089,123,426.25/1,767,014.28
  6. Step 6: Final answer
    x = 1,490,134.60

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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.