Home / 1,173,227.63-1,619,054.12-636,683.63

Finding the Fourth Proportional to 1,173,227.63, 1,619,054.12 and 636,683.63

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Solution

The fourth proportional to 1,173,227.63, 1,619,054.12 and 636,683.63 is: 878,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,227.63 : 1,619,054.12 = 636,683.63 : x
  2. Step 2: Convert to fraction form
    1,173,227.63/1,619,054.12 = 636,683.63/x
  3. Step 3: Cross multiply
    1,173,227.63x = 1,619,054.12 × 636,683.63
  4. Step 4: Simplify right side
    1,173,227.63x = 1,030,825,247,784.49
  5. Step 5: Solve for x
    x = 1,030,825,247,784.49/1,173,227.63
  6. Step 6: Final answer
    x = 878,623.40

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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.