Home / 1,438,055.27-1,984,557.81-793,516.97

Finding the Fourth Proportional to 1,438,055.27, 1,984,557.81 and 793,516.97

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Solution

The fourth proportional to 1,438,055.27, 1,984,557.81 and 793,516.97 is: 1,095,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,055.27 : 1,984,557.81 = 793,516.97 : x
  2. Step 2: Convert to fraction form
    1,438,055.27/1,984,557.81 = 793,516.97/x
  3. Step 3: Cross multiply
    1,438,055.27x = 1,984,557.81 × 793,516.97
  4. Step 4: Simplify right side
    1,438,055.27x = 1,574,780,300,181.04
  5. Step 5: Solve for x
    x = 1,574,780,300,181.04/1,438,055.27
  6. Step 6: Final answer
    x = 1,095,076.34

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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.