Home / 1,971,946.88-2,721,286.89-1,066,528.88

Finding the Fourth Proportional to 1,971,946.88, 2,721,286.89 and 1,066,528.88

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Solution

The fourth proportional to 1,971,946.88, 2,721,286.89 and 1,066,528.88 is: 1,471,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,946.88 : 2,721,286.89 = 1,066,528.88 : x
  2. Step 2: Convert to fraction form
    1,971,946.88/2,721,286.89 = 1,066,528.88/x
  3. Step 3: Cross multiply
    1,971,946.88x = 2,721,286.89 × 1,066,528.88
  4. Step 4: Simplify right side
    1,971,946.88x = 2,902,331,058,950.38
  5. Step 5: Solve for x
    x = 2,902,331,058,950.38/1,971,946.88
  6. Step 6: Final answer
    x = 1,471,809.96

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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.