Home / 1,015,796.80-1,401,815.34-556,953.28

Finding the Fourth Proportional to 1,015,796.80, 1,401,815.34 and 556,953.28

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Solution

The fourth proportional to 1,015,796.80, 1,401,815.34 and 556,953.28 is: 768,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,796.80 : 1,401,815.34 = 556,953.28 : x
  2. Step 2: Convert to fraction form
    1,015,796.80/1,401,815.34 = 556,953.28/x
  3. Step 3: Cross multiply
    1,015,796.80x = 1,401,815.34 × 556,953.28
  4. Step 4: Simplify right side
    1,015,796.80x = 780,745,651,567.32
  5. Step 5: Solve for x
    x = 780,745,651,567.32/1,015,796.80
  6. Step 6: Final answer
    x = 768,604.17

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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.