Home / 1,330,601.64-1,836,230.93-718,754.37

Finding the Fourth Proportional to 1,330,601.64, 1,836,230.93 and 718,754.37

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Solution

The fourth proportional to 1,330,601.64, 1,836,230.93 and 718,754.37 is: 991,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,601.64 : 1,836,230.93 = 718,754.37 : x
  2. Step 2: Convert to fraction form
    1,330,601.64/1,836,230.93 = 718,754.37/x
  3. Step 3: Cross multiply
    1,330,601.64x = 1,836,230.93 × 718,754.37
  4. Step 4: Simplify right side
    1,330,601.64x = 1,319,798,996,085.51
  5. Step 5: Solve for x
    x = 1,319,798,996,085.51/1,330,601.64
  6. Step 6: Final answer
    x = 991,881.39

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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.