Home / 2,972,180.42-4,101,608.65-1,683,020.47

Finding the Fourth Proportional to 2,972,180.42, 4,101,608.65 and 1,683,020.47

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Solution

The fourth proportional to 2,972,180.42, 4,101,608.65 and 1,683,020.47 is: 2,322,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,180.42 : 4,101,608.65 = 1,683,020.47 : x
  2. Step 2: Convert to fraction form
    2,972,180.42/4,101,608.65 = 1,683,020.47/x
  3. Step 3: Cross multiply
    2,972,180.42x = 4,101,608.65 × 1,683,020.47
  4. Step 4: Simplify right side
    2,972,180.42x = 6,903,091,288,955.92
  5. Step 5: Solve for x
    x = 6,903,091,288,955.92/2,972,180.42
  6. Step 6: Final answer
    x = 2,322,568.05

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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.