Home / 2,106,775.89-2,907,330.03-1,139,884.97

Finding the Fourth Proportional to 2,106,775.89, 2,907,330.03 and 1,139,884.97

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Solution

The fourth proportional to 2,106,775.89, 2,907,330.03 and 1,139,884.97 is: 1,573,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,775.89 : 2,907,330.03 = 1,139,884.97 : x
  2. Step 2: Convert to fraction form
    2,106,775.89/2,907,330.03 = 1,139,884.97/x
  3. Step 3: Cross multiply
    2,106,775.89x = 2,907,330.03 × 1,139,884.97
  4. Step 4: Simplify right side
    2,106,775.89x = 3,314,021,789,490.00
  5. Step 5: Solve for x
    x = 3,314,021,789,490.00/2,106,775.89
  6. Step 6: Final answer
    x = 1,573,030.05

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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.