Home / 1,863,208.56-2,795,403.60-665,105.16

Finding the Fourth Proportional to 1,863,208.56, 2,795,403.60 and 665,105.16

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Solution

The fourth proportional to 1,863,208.56, 2,795,403.60 and 665,105.16 is: 997,868.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,208.56 : 2,795,403.60 = 665,105.16 : x
  2. Step 2: Convert to fraction form
    1,863,208.56/2,795,403.60 = 665,105.16/x
  3. Step 3: Cross multiply
    1,863,208.56x = 2,795,403.60 × 665,105.16
  4. Step 4: Simplify right side
    1,863,208.56x = 1,859,237,358,642.58
  5. Step 5: Solve for x
    x = 1,859,237,358,642.58/1,863,208.56
  6. Step 6: Final answer
    x = 997,868.62

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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.