Home / 1,180,916.56-1,629,796-664,686.16

Finding the Fourth Proportional to 1,180,916.56, 1,629,796 and 664,686.16

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Solution

The fourth proportional to 1,180,916.56, 1,629,796 and 664,686.16 is: 917,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,916.56 : 1,629,796 = 664,686.16 : x
  2. Step 2: Convert to fraction form
    1,180,916.56/1,629,796 = 664,686.16/x
  3. Step 3: Cross multiply
    1,180,916.56x = 1,629,796 × 664,686.16
  4. Step 4: Simplify right side
    1,180,916.56x = 1,083,302,844,823.36
  5. Step 5: Solve for x
    x = 1,083,302,844,823.36/1,180,916.56
  6. Step 6: Final answer
    x = 917,340.72

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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.