Home / 1,219,802.09-1,683,336.77-675,946.96

Finding the Fourth Proportional to 1,219,802.09, 1,683,336.77 and 675,946.96

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Solution

The fourth proportional to 1,219,802.09, 1,683,336.77 and 675,946.96 is: 932,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,802.09 : 1,683,336.77 = 675,946.96 : x
  2. Step 2: Convert to fraction form
    1,219,802.09/1,683,336.77 = 675,946.96/x
  3. Step 3: Cross multiply
    1,219,802.09x = 1,683,336.77 × 675,946.96
  4. Step 4: Simplify right side
    1,219,802.09x = 1,137,846,377,237.64
  5. Step 5: Solve for x
    x = 1,137,846,377,237.64/1,219,802.09
  6. Step 6: Final answer
    x = 932,812.29

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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.