Home / 3,318,374.32-4,579,793.02-1,868,352.32

Finding the Fourth Proportional to 3,318,374.32, 4,579,793.02 and 1,868,352.32

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Solution

The fourth proportional to 3,318,374.32, 4,579,793.02 and 1,868,352.32 is: 2,578,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,374.32 : 4,579,793.02 = 1,868,352.32 : x
  2. Step 2: Convert to fraction form
    3,318,374.32/4,579,793.02 = 1,868,352.32/x
  3. Step 3: Cross multiply
    3,318,374.32x = 4,579,793.02 × 1,868,352.32
  4. Step 4: Simplify right side
    3,318,374.32x = 8,556,666,914,036.81
  5. Step 5: Solve for x
    x = 8,556,666,914,036.81/3,318,374.32
  6. Step 6: Final answer
    x = 2,578,571.94

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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.