Home / 1,540,733.00-2,309,847.03-642,843.74

Finding the Fourth Proportional to 1,540,733.00, 2,309,847.03 and 642,843.74

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Solution

The fourth proportional to 1,540,733.00, 2,309,847.03 and 642,843.74 is: 963,743.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,733.00 : 2,309,847.03 = 642,843.74 : x
  2. Step 2: Convert to fraction form
    1,540,733.00/2,309,847.03 = 642,843.74/x
  3. Step 3: Cross multiply
    1,540,733.00x = 2,309,847.03 × 642,843.74
  4. Step 4: Simplify right side
    1,540,733.00x = 1,484,870,709,367.71
  5. Step 5: Solve for x
    x = 1,484,870,709,367.71/1,540,733.00
  6. Step 6: Final answer
    x = 963,743.05

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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.