Home / 1,139,194.63-1,571,515.40-751,601.51

Finding the Fourth Proportional to 1,139,194.63, 1,571,515.40 and 751,601.51

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Solution

The fourth proportional to 1,139,194.63, 1,571,515.40 and 751,601.51 is: 1,036,831.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,194.63 : 1,571,515.40 = 751,601.51 : x
  2. Step 2: Convert to fraction form
    1,139,194.63/1,571,515.40 = 751,601.51/x
  3. Step 3: Cross multiply
    1,139,194.63x = 1,571,515.40 × 751,601.51
  4. Step 4: Simplify right side
    1,139,194.63x = 1,181,153,336,012.67
  5. Step 5: Solve for x
    x = 1,181,153,336,012.67/1,139,194.63
  6. Step 6: Final answer
    x = 1,036,831.91

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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.