Home / 1,942,295.43-2,680,884.63-1,147,348.71

Finding the Fourth Proportional to 1,942,295.43, 2,680,884.63 and 1,147,348.71

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Solution

The fourth proportional to 1,942,295.43, 2,680,884.63 and 1,147,348.71 is: 1,583,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,295.43 : 2,680,884.63 = 1,147,348.71 : x
  2. Step 2: Convert to fraction form
    1,942,295.43/2,680,884.63 = 1,147,348.71/x
  3. Step 3: Cross multiply
    1,942,295.43x = 2,680,884.63 × 1,147,348.71
  4. Step 4: Simplify right side
    1,942,295.43x = 3,075,909,521,889.33
  5. Step 5: Solve for x
    x = 3,075,909,521,889.33/1,942,295.43
  6. Step 6: Final answer
    x = 1,583,646.58

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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.