Home / 1,079,531.00-1,619,856.92-440,303.70

Finding the Fourth Proportional to 1,079,531.00, 1,619,856.92 and 440,303.70

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Solution

The fourth proportional to 1,079,531.00, 1,619,856.92 and 440,303.70 is: 660,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,531.00 : 1,619,856.92 = 440,303.70 : x
  2. Step 2: Convert to fraction form
    1,079,531.00/1,619,856.92 = 440,303.70/x
  3. Step 3: Cross multiply
    1,079,531.00x = 1,619,856.92 × 440,303.70
  4. Step 4: Simplify right side
    1,079,531.00x = 713,228,993,145.09
  5. Step 5: Solve for x
    x = 713,228,993,145.09/1,079,531.00
  6. Step 6: Final answer
    x = 660,684.13

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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.