Home / 1,971,571.14-2,720,768.28-1,066,153.14

Finding the Fourth Proportional to 1,971,571.14, 2,720,768.28 and 1,066,153.14

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Solution

The fourth proportional to 1,971,571.14, 2,720,768.28 and 1,066,153.14 is: 1,471,291.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,571.14 : 2,720,768.28 = 1,066,153.14 : x
  2. Step 2: Convert to fraction form
    1,971,571.14/2,720,768.28 = 1,066,153.14/x
  3. Step 3: Cross multiply
    1,971,571.14x = 2,720,768.28 × 1,066,153.14
  4. Step 4: Simplify right side
    1,971,571.14x = 2,900,755,644,934.40
  5. Step 5: Solve for x
    x = 2,900,755,644,934.40/1,971,571.14
  6. Step 6: Final answer
    x = 1,471,291.39

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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.