Home / 3,465,902.49-4,782,577.34-1,916,918.03

Finding the Fourth Proportional to 3,465,902.49, 4,782,577.34 and 1,916,918.03

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Solution

The fourth proportional to 3,465,902.49, 4,782,577.34 and 1,916,918.03 is: 2,645,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,902.49 : 4,782,577.34 = 1,916,918.03 : x
  2. Step 2: Convert to fraction form
    3,465,902.49/4,782,577.34 = 1,916,918.03/x
  3. Step 3: Cross multiply
    3,465,902.49x = 4,782,577.34 × 1,916,918.03
  4. Step 4: Simplify right side
    3,465,902.49x = 9,167,808,699,417.96
  5. Step 5: Solve for x
    x = 9,167,808,699,417.96/3,465,902.49
  6. Step 6: Final answer
    x = 2,645,143.29

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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.