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Finding the Fourth Proportional to 3,507,948, 5,261,922 and 848,556

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Solution

The fourth proportional to 3,507,948, 5,261,922 and 848,556 is: 1,272,834

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,948 : 5,261,922 = 848,556 : x
  2. Step 2: Convert to fraction form
    3,507,948/5,261,922 = 848,556/x
  3. Step 3: Cross multiply
    3,507,948x = 5,261,922 × 848,556
  4. Step 4: Simplify right side
    3,507,948x = 4,465,035,484,632
  5. Step 5: Solve for x
    x = 4,465,035,484,632/3,507,948
  6. Step 6: Final answer
    x = 1,272,834

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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.