Home / 1,232,310.40-1,848,465.60-345,846.40

Finding the Fourth Proportional to 1,232,310.40, 1,848,465.60 and 345,846.40

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Solution

The fourth proportional to 1,232,310.40, 1,848,465.60 and 345,846.40 is: 518,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,310.40 : 1,848,465.60 = 345,846.40 : x
  2. Step 2: Convert to fraction form
    1,232,310.40/1,848,465.60 = 345,846.40/x
  3. Step 3: Cross multiply
    1,232,310.40x = 1,848,465.60 × 345,846.40
  4. Step 4: Simplify right side
    1,232,310.40x = 639,285,173,283.84
  5. Step 5: Solve for x
    x = 639,285,173,283.84/1,232,310.40
  6. Step 6: Final answer
    x = 518,769.60

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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.