Home / 1,070,807.54-1,477,760.74-641,004.52

Finding the Fourth Proportional to 1,070,807.54, 1,477,760.74 and 641,004.52

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Solution

The fourth proportional to 1,070,807.54, 1,477,760.74 and 641,004.52 is: 884,613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,807.54 : 1,477,760.74 = 641,004.52 : x
  2. Step 2: Convert to fraction form
    1,070,807.54/1,477,760.74 = 641,004.52/x
  3. Step 3: Cross multiply
    1,070,807.54x = 1,477,760.74 × 641,004.52
  4. Step 4: Simplify right side
    1,070,807.54x = 947,251,313,818.55
  5. Step 5: Solve for x
    x = 947,251,313,818.55/1,070,807.54
  6. Step 6: Final answer
    x = 884,613.97

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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.