Home / 1,718,679.16-2,371,513.96-993,387.16

Finding the Fourth Proportional to 1,718,679.16, 2,371,513.96 and 993,387.16

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Solution

The fourth proportional to 1,718,679.16, 2,371,513.96 and 993,387.16 is: 1,370,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,679.16 : 2,371,513.96 = 993,387.16 : x
  2. Step 2: Convert to fraction form
    1,718,679.16/2,371,513.96 = 993,387.16/x
  3. Step 3: Cross multiply
    1,718,679.16x = 2,371,513.96 × 993,387.16
  4. Step 4: Simplify right side
    1,718,679.16x = 2,355,831,517,624.75
  5. Step 5: Solve for x
    x = 2,355,831,517,624.75/1,718,679.16
  6. Step 6: Final answer
    x = 1,370,722.11

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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.