Home / 1,219,806.48-1,683,342.82-675,951.35

Finding the Fourth Proportional to 1,219,806.48, 1,683,342.82 and 675,951.35

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Solution

The fourth proportional to 1,219,806.48, 1,683,342.82 and 675,951.35 is: 932,818.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,806.48 : 1,683,342.82 = 675,951.35 : x
  2. Step 2: Convert to fraction form
    1,219,806.48/1,683,342.82 = 675,951.35/x
  3. Step 3: Cross multiply
    1,219,806.48x = 1,683,342.82 × 675,951.35
  4. Step 4: Simplify right side
    1,219,806.48x = 1,137,857,851,691.81
  5. Step 5: Solve for x
    x = 1,137,857,851,691.81/1,219,806.48
  6. Step 6: Final answer
    x = 932,818.34

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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.