Home / 958,051.71-1,322,130.51-619,110.45

Finding the Fourth Proportional to 958,051.71, 1,322,130.51 and 619,110.45

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Solution

The fourth proportional to 958,051.71, 1,322,130.51 and 619,110.45 is: 854,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,051.71 : 1,322,130.51 = 619,110.45 : x
  2. Step 2: Convert to fraction form
    958,051.71/1,322,130.51 = 619,110.45/x
  3. Step 3: Cross multiply
    958,051.71x = 1,322,130.51 × 619,110.45
  4. Step 4: Simplify right side
    958,051.71x = 818,544,815,004.83
  5. Step 5: Solve for x
    x = 818,544,815,004.83/958,051.71
  6. Step 6: Final answer
    x = 854,384.80

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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.