Home / 3,465,980.76-4,782,685.46-1,916,996.28

Finding the Fourth Proportional to 3,465,980.76, 4,782,685.46 and 1,916,996.28

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Solution

The fourth proportional to 3,465,980.76, 4,782,685.46 and 1,916,996.28 is: 2,645,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,980.76 : 4,782,685.46 = 1,916,996.28 : x
  2. Step 2: Convert to fraction form
    3,465,980.76/4,782,685.46 = 1,916,996.28/x
  3. Step 3: Cross multiply
    3,465,980.76x = 4,782,685.46 × 1,916,996.28
  4. Step 4: Simplify right side
    3,465,980.76x = 9,168,390,235,230.09
  5. Step 5: Solve for x
    x = 9,168,390,235,230.09/3,465,980.76
  6. Step 6: Final answer
    x = 2,645,251.34

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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.