Home / 3,181,718.70-4,390,863.37-1,731,506.04

Finding the Fourth Proportional to 3,181,718.70, 4,390,863.37 and 1,731,506.04

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Solution

The fourth proportional to 3,181,718.70, 4,390,863.37 and 1,731,506.04 is: 2,389,528.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,718.70 : 4,390,863.37 = 1,731,506.04 : x
  2. Step 2: Convert to fraction form
    3,181,718.70/4,390,863.37 = 1,731,506.04/x
  3. Step 3: Cross multiply
    3,181,718.70x = 4,390,863.37 × 1,731,506.04
  4. Step 4: Simplify right side
    3,181,718.70x = 7,602,806,441,640.99
  5. Step 5: Solve for x
    x = 7,602,806,441,640.99/3,181,718.70
  6. Step 6: Final answer
    x = 2,389,528.16

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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.