Home / 3,056,641.02-4,218,208.35-1,680,112.02

Finding the Fourth Proportional to 3,056,641.02, 4,218,208.35 and 1,680,112.02

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Solution

The fourth proportional to 3,056,641.02, 4,218,208.35 and 1,680,112.02 is: 2,318,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,641.02 : 4,218,208.35 = 1,680,112.02 : x
  2. Step 2: Convert to fraction form
    3,056,641.02/4,218,208.35 = 1,680,112.02/x
  3. Step 3: Cross multiply
    3,056,641.02x = 4,218,208.35 × 1,680,112.02
  4. Step 4: Simplify right side
    3,056,641.02x = 7,087,062,551,699.37
  5. Step 5: Solve for x
    x = 7,087,062,551,699.37/3,056,641.02
  6. Step 6: Final answer
    x = 2,318,578.63

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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.