Home / 4,128,205.80-5,697,113.44-2,292,672.64

Finding the Fourth Proportional to 4,128,205.80, 5,697,113.44 and 2,292,672.64

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Solution

The fourth proportional to 4,128,205.80, 5,697,113.44 and 2,292,672.64 is: 3,163,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,205.80 : 5,697,113.44 = 2,292,672.64 : x
  2. Step 2: Convert to fraction form
    4,128,205.80/5,697,113.44 = 2,292,672.64/x
  3. Step 3: Cross multiply
    4,128,205.80x = 5,697,113.44 × 2,292,672.64
  4. Step 4: Simplify right side
    4,128,205.80x = 13,061,616,110,864.28
  5. Step 5: Solve for x
    x = 13,061,616,110,864.28/4,128,205.80
  6. Step 6: Final answer
    x = 3,163,993.45

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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.