Home / 3,056,701.56-4,218,291.99-1,680,172.71

Finding the Fourth Proportional to 3,056,701.56, 4,218,291.99 and 1,680,172.71

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Solution

The fourth proportional to 3,056,701.56, 4,218,291.99 and 1,680,172.71 is: 2,318,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,701.56 : 4,218,291.99 = 1,680,172.71 : x
  2. Step 2: Convert to fraction form
    3,056,701.56/4,218,291.99 = 1,680,172.71/x
  3. Step 3: Cross multiply
    3,056,701.56x = 4,218,291.99 × 1,680,172.71
  4. Step 4: Simplify right side
    3,056,701.56x = 7,087,459,084,409.59
  5. Step 5: Solve for x
    x = 7,087,459,084,409.59/3,056,701.56
  6. Step 6: Final answer
    x = 2,318,662.44

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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.