Home / 1,798,055.72-2,698,147.60-661,615.94

Finding the Fourth Proportional to 1,798,055.72, 2,698,147.60 and 661,615.94

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Solution

The fourth proportional to 1,798,055.72, 2,698,147.60 and 661,615.94 is: 992,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,055.72 : 2,698,147.60 = 661,615.94 : x
  2. Step 2: Convert to fraction form
    1,798,055.72/2,698,147.60 = 661,615.94/x
  3. Step 3: Cross multiply
    1,798,055.72x = 2,698,147.60 × 661,615.94
  4. Step 4: Simplify right side
    1,798,055.72x = 1,785,137,460,632.74
  5. Step 5: Solve for x
    x = 1,785,137,460,632.74/1,798,055.72
  6. Step 6: Final answer
    x = 992,815.43

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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.