Home / 3,065,166.72-4,229,611.88-1,887,578.40

Finding the Fourth Proportional to 3,065,166.72, 4,229,611.88 and 1,887,578.40

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Solution

The fourth proportional to 3,065,166.72, 4,229,611.88 and 1,887,578.40 is: 2,604,662.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065,166.72 : 4,229,611.88 = 1,887,578.40 : x
  2. Step 2: Convert to fraction form
    3,065,166.72/4,229,611.88 = 1,887,578.40/x
  3. Step 3: Cross multiply
    3,065,166.72x = 4,229,611.88 × 1,887,578.40
  4. Step 4: Simplify right side
    3,065,166.72x = 7,983,724,025,071.39
  5. Step 5: Solve for x
    x = 7,983,724,025,071.39/3,065,166.72
  6. Step 6: Final answer
    x = 2,604,662.24

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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.