Home / 1,972,838.88-2,959,428.96-693,336.96

Finding the Fourth Proportional to 1,972,838.88, 2,959,428.96 and 693,336.96

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Solution

The fourth proportional to 1,972,838.88, 2,959,428.96 and 693,336.96 is: 1,040,065.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,838.88 : 2,959,428.96 = 693,336.96 : x
  2. Step 2: Convert to fraction form
    1,972,838.88/2,959,428.96 = 693,336.96/x
  3. Step 3: Cross multiply
    1,972,838.88x = 2,959,428.96 × 693,336.96
  4. Step 4: Simplify right side
    1,972,838.88x = 2,051,881,478,462.36
  5. Step 5: Solve for x
    x = 2,051,881,478,462.36/1,972,838.88
  6. Step 6: Final answer
    x = 1,040,065.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.