Home / 1,886,441.80-2,829,662.70-624,105.40

Finding the Fourth Proportional to 1,886,441.80, 2,829,662.70 and 624,105.40

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Solution

The fourth proportional to 1,886,441.80, 2,829,662.70 and 624,105.40 is: 936,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,441.80 : 2,829,662.70 = 624,105.40 : x
  2. Step 2: Convert to fraction form
    1,886,441.80/2,829,662.70 = 624,105.40/x
  3. Step 3: Cross multiply
    1,886,441.80x = 2,829,662.70 × 624,105.40
  4. Step 4: Simplify right side
    1,886,441.80x = 1,766,007,771,248.58
  5. Step 5: Solve for x
    x = 1,766,007,771,248.58/1,886,441.80
  6. Step 6: Final answer
    x = 936,158.10

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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.