Home / 1,971,944.63-2,721,283.79-1,066,526.63

Finding the Fourth Proportional to 1,971,944.63, 2,721,283.79 and 1,066,526.63

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Solution

The fourth proportional to 1,971,944.63, 2,721,283.79 and 1,066,526.63 is: 1,471,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,944.63 : 2,721,283.79 = 1,066,526.63 : x
  2. Step 2: Convert to fraction form
    1,971,944.63/2,721,283.79 = 1,066,526.63/x
  3. Step 3: Cross multiply
    1,971,944.63x = 2,721,283.79 × 1,066,526.63
  4. Step 4: Simplify right side
    1,971,944.63x = 2,902,321,610,883.28
  5. Step 5: Solve for x
    x = 2,902,321,610,883.28/1,971,944.63
  6. Step 6: Final answer
    x = 1,471,806.85

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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.