Home / 1,219,860.63-1,683,444.58-675,945.53

Finding the Fourth Proportional to 1,219,860.63, 1,683,444.58 and 675,945.53

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Solution

The fourth proportional to 1,219,860.63, 1,683,444.58 and 675,945.53 is: 932,825.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,860.63 : 1,683,444.58 = 675,945.53 : x
  2. Step 2: Convert to fraction form
    1,219,860.63/1,683,444.58 = 675,945.53/x
  3. Step 3: Cross multiply
    1,219,860.63x = 1,683,444.58 × 675,945.53
  4. Step 4: Simplify right side
    1,219,860.63x = 1,137,916,843,596.44
  5. Step 5: Solve for x
    x = 1,137,916,843,596.44/1,219,860.63
  6. Step 6: Final answer
    x = 932,825.29

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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.