Home / 848,435.40-1,272,653.10-809,069.40

Finding the Fourth Proportional to 848,435.40, 1,272,653.10 and 809,069.40

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Solution

The fourth proportional to 848,435.40, 1,272,653.10 and 809,069.40 is: 1,213,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,435.40 : 1,272,653.10 = 809,069.40 : x
  2. Step 2: Convert to fraction form
    848,435.40/1,272,653.10 = 809,069.40/x
  3. Step 3: Cross multiply
    848,435.40x = 1,272,653.10 × 809,069.40
  4. Step 4: Simplify right side
    848,435.40x = 1,029,664,680,025.14
  5. Step 5: Solve for x
    x = 1,029,664,680,025.14/848,435.40
  6. Step 6: Final answer
    x = 1,213,604.10

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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.