Home / 1,014,447.06-1,399,979.16-561,738.06

Finding the Fourth Proportional to 1,014,447.06, 1,399,979.16 and 561,738.06

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Solution

The fourth proportional to 1,014,447.06, 1,399,979.16 and 561,738.06 is: 775,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,447.06 : 1,399,979.16 = 561,738.06 : x
  2. Step 2: Convert to fraction form
    1,014,447.06/1,399,979.16 = 561,738.06/x
  3. Step 3: Cross multiply
    1,014,447.06x = 1,399,979.16 × 561,738.06
  4. Step 4: Simplify right side
    1,014,447.06x = 786,421,577,378.83
  5. Step 5: Solve for x
    x = 786,421,577,378.83/1,014,447.06
  6. Step 6: Final answer
    x = 775,221.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.