Home / 2,075,646.20-3,113,906.70-655,845.80

Finding the Fourth Proportional to 2,075,646.20, 3,113,906.70 and 655,845.80

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Solution

The fourth proportional to 2,075,646.20, 3,113,906.70 and 655,845.80 is: 983,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,646.20 : 3,113,906.70 = 655,845.80 : x
  2. Step 2: Convert to fraction form
    2,075,646.20/3,113,906.70 = 655,845.80/x
  3. Step 3: Cross multiply
    2,075,646.20x = 3,113,906.70 × 655,845.80
  4. Step 4: Simplify right side
    2,075,646.20x = 2,042,242,630,786.86
  5. Step 5: Solve for x
    x = 2,042,242,630,786.86/2,075,646.20
  6. Step 6: Final answer
    x = 983,906.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.