Home / 5,252,187.60-7,873,907.40-2,221,880.40

Finding the Fourth Proportional to 5,252,187.60, 7,873,907.40 and 2,221,880.40

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Solution

The fourth proportional to 5,252,187.60, 7,873,907.40 and 2,221,880.40 is: 3,330,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252,187.60 : 7,873,907.40 = 2,221,880.40 : x
  2. Step 2: Convert to fraction form
    5,252,187.60/7,873,907.40 = 2,221,880.40/x
  3. Step 3: Cross multiply
    5,252,187.60x = 7,873,907.40 × 2,221,880.40
  4. Step 4: Simplify right side
    5,252,187.60x = 17,494,880,523,474.96
  5. Step 5: Solve for x
    x = 17,494,880,523,474.96/5,252,187.60
  6. Step 6: Final answer
    x = 3,330,970.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.