Home / 2,147,104-2,963,009.66-1,229,347.21

Finding the Fourth Proportional to 2,147,104, 2,963,009.66 and 1,229,347.21

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Solution

The fourth proportional to 2,147,104, 2,963,009.66 and 1,229,347.21 is: 1,696,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,104 : 2,963,009.66 = 1,229,347.21 : x
  2. Step 2: Convert to fraction form
    2,147,104/2,963,009.66 = 1,229,347.21/x
  3. Step 3: Cross multiply
    2,147,104x = 2,963,009.66 × 1,229,347.21
  4. Step 4: Simplify right side
    2,147,104x = 3,642,567,658,724.05
  5. Step 5: Solve for x
    x = 3,642,567,658,724.05/2,147,104
  6. Step 6: Final answer
    x = 1,696,502.67

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1.5x scale

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.