Home / 1,439,222.28-1,986,157.74-794,683.32

Finding the Fourth Proportional to 1,439,222.28, 1,986,157.74 and 794,683.32

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Solution

The fourth proportional to 1,439,222.28, 1,986,157.74 and 794,683.32 is: 1,096,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,222.28 : 1,986,157.74 = 794,683.32 : x
  2. Step 2: Convert to fraction form
    1,439,222.28/1,986,157.74 = 794,683.32/x
  3. Step 3: Cross multiply
    1,439,222.28x = 1,986,157.74 × 794,683.32
  4. Step 4: Simplify right side
    1,439,222.28x = 1,578,366,426,866.90
  5. Step 5: Solve for x
    x = 1,578,366,426,866.90/1,439,222.28
  6. Step 6: Final answer
    x = 1,096,680.10

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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.