Home / 1,414,062.85-2,121,114.03-403,185.21

Finding the Fourth Proportional to 1,414,062.85, 2,121,114.03 and 403,185.21

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Solution

The fourth proportional to 1,414,062.85, 2,121,114.03 and 403,185.21 is: 604,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,062.85 : 2,121,114.03 = 403,185.21 : x
  2. Step 2: Convert to fraction form
    1,414,062.85/2,121,114.03 = 403,185.21/x
  3. Step 3: Cross multiply
    1,414,062.85x = 2,121,114.03 × 403,185.21
  4. Step 4: Simplify right side
    1,414,062.85x = 855,201,805,619.50
  5. Step 5: Solve for x
    x = 855,201,805,619.50/1,414,062.85
  6. Step 6: Final answer
    x = 604,783.45

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1.5x scale

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.