Home / 1,720,719.46-2,374,578.12-956,766.34

Finding the Fourth Proportional to 1,720,719.46, 2,374,578.12 and 956,766.34

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Solution

The fourth proportional to 1,720,719.46, 2,374,578.12 and 956,766.34 is: 1,320,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,719.46 : 2,374,578.12 = 956,766.34 : x
  2. Step 2: Convert to fraction form
    1,720,719.46/2,374,578.12 = 956,766.34/x
  3. Step 3: Cross multiply
    1,720,719.46x = 2,374,578.12 × 956,766.34
  4. Step 4: Simplify right side
    1,720,719.46x = 2,271,916,416,916.48
  5. Step 5: Solve for x
    x = 2,271,916,416,916.48/1,720,719.46
  6. Step 6: Final answer
    x = 1,320,329.36

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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.