Home / 1,716,220.89-2,574,747.54-518,071.64

Finding the Fourth Proportional to 1,716,220.89, 2,574,747.54 and 518,071.64

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Solution

The fourth proportional to 1,716,220.89, 2,574,747.54 and 518,071.64 is: 777,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,220.89 : 2,574,747.54 = 518,071.64 : x
  2. Step 2: Convert to fraction form
    1,716,220.89/2,574,747.54 = 518,071.64/x
  3. Step 3: Cross multiply
    1,716,220.89x = 2,574,747.54 × 518,071.64
  4. Step 4: Simplify right side
    1,716,220.89x = 1,333,903,667,760.03
  5. Step 5: Solve for x
    x = 1,333,903,667,760.03/1,716,220.89
  6. Step 6: Final answer
    x = 777,233.09

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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.