Home / 5,198,756.33-7,798,881.72-1,604,830.98

Finding the Fourth Proportional to 5,198,756.33, 7,798,881.72 and 1,604,830.98

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Solution

The fourth proportional to 5,198,756.33, 7,798,881.72 and 1,604,830.98 is: 2,407,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,756.33 : 7,798,881.72 = 1,604,830.98 : x
  2. Step 2: Convert to fraction form
    5,198,756.33/7,798,881.72 = 1,604,830.98/x
  3. Step 3: Cross multiply
    5,198,756.33x = 7,798,881.72 × 1,604,830.98
  4. Step 4: Simplify right side
    5,198,756.33x = 12,515,886,999,629.80
  5. Step 5: Solve for x
    x = 12,515,886,999,629.80/5,198,756.33
  6. Step 6: Final answer
    x = 2,407,477.14

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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.