Home / 3,430,918.76-4,734,633.67-1,902,986.60

Finding the Fourth Proportional to 3,430,918.76, 4,734,633.67 and 1,902,986.60

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Solution

The fourth proportional to 3,430,918.76, 4,734,633.67 and 1,902,986.60 is: 2,626,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,918.76 : 4,734,633.67 = 1,902,986.60 : x
  2. Step 2: Convert to fraction form
    3,430,918.76/4,734,633.67 = 1,902,986.60/x
  3. Step 3: Cross multiply
    3,430,918.76x = 4,734,633.67 × 1,902,986.60
  4. Step 4: Simplify right side
    3,430,918.76x = 9,009,944,401,488.19
  5. Step 5: Solve for x
    x = 9,009,944,401,488.19/3,430,918.76
  6. Step 6: Final answer
    x = 2,626,102.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.