Home / 1,935,383.81-2,670,920.79-1,075,958.42

Finding the Fourth Proportional to 1,935,383.81, 2,670,920.79 and 1,075,958.42

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Solution

The fourth proportional to 1,935,383.81, 2,670,920.79 and 1,075,958.42 is: 1,484,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,383.81 : 2,670,920.79 = 1,075,958.42 : x
  2. Step 2: Convert to fraction form
    1,935,383.81/2,670,920.79 = 1,075,958.42/x
  3. Step 3: Cross multiply
    1,935,383.81x = 2,670,920.79 × 1,075,958.42
  4. Step 4: Simplify right side
    1,935,383.81x = 2,873,799,713,153.55
  5. Step 5: Solve for x
    x = 2,873,799,713,153.55/1,935,383.81
  6. Step 6: Final answer
    x = 1,484,873.28

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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.