Home / 4,819,721.60-7,224,538.08-1,623,743.36

Finding the Fourth Proportional to 4,819,721.60, 7,224,538.08 and 1,623,743.36

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Solution

The fourth proportional to 4,819,721.60, 7,224,538.08 and 1,623,743.36 is: 2,433,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819,721.60 : 7,224,538.08 = 1,623,743.36 : x
  2. Step 2: Convert to fraction form
    4,819,721.60/7,224,538.08 = 1,623,743.36/x
  3. Step 3: Cross multiply
    4,819,721.60x = 7,224,538.08 × 1,623,743.36
  4. Step 4: Simplify right side
    4,819,721.60x = 11,730,795,736,467.15
  5. Step 5: Solve for x
    x = 11,730,795,736,467.15/4,819,721.60
  6. Step 6: Final answer
    x = 2,433,915.63

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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.