Home / 1,330,602.01-1,836,231.45-718,754.74

Finding the Fourth Proportional to 1,330,602.01, 1,836,231.45 and 718,754.74

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Solution

The fourth proportional to 1,330,602.01, 1,836,231.45 and 718,754.74 is: 991,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,602.01 : 1,836,231.45 = 718,754.74 : x
  2. Step 2: Convert to fraction form
    1,330,602.01/1,836,231.45 = 718,754.74/x
  3. Step 3: Cross multiply
    1,330,602.01x = 1,836,231.45 × 718,754.74
  4. Step 4: Simplify right side
    1,330,602.01x = 1,319,800,058,424.57
  5. Step 5: Solve for x
    x = 1,319,800,058,424.57/1,330,602.01
  6. Step 6: Final answer
    x = 991,881.91

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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.