Home / 1,410,622.88-1,946,707.73-790,454.22

Finding the Fourth Proportional to 1,410,622.88, 1,946,707.73 and 790,454.22

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Solution

The fourth proportional to 1,410,622.88, 1,946,707.73 and 790,454.22 is: 1,090,853.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,622.88 : 1,946,707.73 = 790,454.22 : x
  2. Step 2: Convert to fraction form
    1,410,622.88/1,946,707.73 = 790,454.22/x
  3. Step 3: Cross multiply
    1,410,622.88x = 1,946,707.73 × 790,454.22
  4. Step 4: Simplify right side
    1,410,622.88x = 1,538,783,336,332.85
  5. Step 5: Solve for x
    x = 1,538,783,336,332.85/1,410,622.88
  6. Step 6: Final answer
    x = 1,090,853.81

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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.