Home / 3,378,847.45-4,662,772.34-1,830,070.63

Finding the Fourth Proportional to 3,378,847.45, 4,662,772.34 and 1,830,070.63

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Solution

The fourth proportional to 3,378,847.45, 4,662,772.34 and 1,830,070.63 is: 2,525,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,847.45 : 4,662,772.34 = 1,830,070.63 : x
  2. Step 2: Convert to fraction form
    3,378,847.45/4,662,772.34 = 1,830,070.63/x
  3. Step 3: Cross multiply
    3,378,847.45x = 4,662,772.34 × 1,830,070.63
  4. Step 4: Simplify right side
    3,378,847.45x = 8,533,202,690,496.51
  5. Step 5: Solve for x
    x = 8,533,202,690,496.51/3,378,847.45
  6. Step 6: Final answer
    x = 2,525,477.35

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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.