Home / 2,200,938.90-3,037,015.08-1,282,938.36

Finding the Fourth Proportional to 2,200,938.90, 3,037,015.08 and 1,282,938.36

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Solution

The fourth proportional to 2,200,938.90, 3,037,015.08 and 1,282,938.36 is: 1,770,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,938.90 : 3,037,015.08 = 1,282,938.36 : x
  2. Step 2: Convert to fraction form
    2,200,938.90/3,037,015.08 = 1,282,938.36/x
  3. Step 3: Cross multiply
    2,200,938.90x = 3,037,015.08 × 1,282,938.36
  4. Step 4: Simplify right side
    2,200,938.90x = 3,896,303,146,030.47
  5. Step 5: Solve for x
    x = 3,896,303,146,030.47/2,200,938.90
  6. Step 6: Final answer
    x = 1,770,291.37

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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.