Home / 4,190,640.77-6,282,570.95-1,310,525.79

Finding the Fourth Proportional to 4,190,640.77, 6,282,570.95 and 1,310,525.79

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Solution

The fourth proportional to 4,190,640.77, 6,282,570.95 and 1,310,525.79 is: 1,964,728.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,640.77 : 6,282,570.95 = 1,310,525.79 : x
  2. Step 2: Convert to fraction form
    4,190,640.77/6,282,570.95 = 1,310,525.79/x
  3. Step 3: Cross multiply
    4,190,640.77x = 6,282,570.95 × 1,310,525.79
  4. Step 4: Simplify right side
    4,190,640.77x = 8,233,471,250,927.17
  5. Step 5: Solve for x
    x = 8,233,471,250,927.17/4,190,640.77
  6. Step 6: Final answer
    x = 1,964,728.48

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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.