Home / 2,177,276.52-3,004,744.06-1,210,422.84

Finding the Fourth Proportional to 2,177,276.52, 3,004,744.06 and 1,210,422.84

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Solution

The fourth proportional to 2,177,276.52, 3,004,744.06 and 1,210,422.84 is: 1,670,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,276.52 : 3,004,744.06 = 1,210,422.84 : x
  2. Step 2: Convert to fraction form
    2,177,276.52/3,004,744.06 = 1,210,422.84/x
  3. Step 3: Cross multiply
    2,177,276.52x = 3,004,744.06 × 1,210,422.84
  4. Step 4: Simplify right side
    2,177,276.52x = 3,637,010,838,578.33
  5. Step 5: Solve for x
    x = 3,637,010,838,578.33/2,177,276.52
  6. Step 6: Final answer
    x = 1,670,440.48

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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.