Home / 1,018,705.44-1,405,986.68-589,246.64

Finding the Fourth Proportional to 1,018,705.44, 1,405,986.68 and 589,246.64

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Solution

The fourth proportional to 1,018,705.44, 1,405,986.68 and 589,246.64 is: 813,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,705.44 : 1,405,986.68 = 589,246.64 : x
  2. Step 2: Convert to fraction form
    1,018,705.44/1,405,986.68 = 589,246.64/x
  3. Step 3: Cross multiply
    1,018,705.44x = 1,405,986.68 × 589,246.64
  4. Step 4: Simplify right side
    1,018,705.44x = 828,472,927,074.76
  5. Step 5: Solve for x
    x = 828,472,927,074.76/1,018,705.44
  6. Step 6: Final answer
    x = 813,260.53

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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.