Home / 1,005,028.55-1,410,772.45-1,005,028.55

Finding the Fourth Proportional to 1,005,028.55, 1,410,772.45 and 1,005,028.55

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Solution

The fourth proportional to 1,005,028.55, 1,410,772.45 and 1,005,028.55 is: 1,410,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,028.55 : 1,410,772.45 = 1,005,028.55 : x
  2. Step 2: Convert to fraction form
    1,005,028.55/1,410,772.45 = 1,005,028.55/x
  3. Step 3: Cross multiply
    1,005,028.55x = 1,410,772.45 × 1,005,028.55
  4. Step 4: Simplify right side
    1,005,028.55x = 1,417,866,589,803.45
  5. Step 5: Solve for x
    x = 1,417,866,589,803.45/1,005,028.55
  6. Step 6: Final answer
    x = 1,410,772.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.