Home / 1,395,177.44-2,091,701.71-636,488.33

Finding the Fourth Proportional to 1,395,177.44, 2,091,701.71 and 636,488.33

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Solution

The fourth proportional to 1,395,177.44, 2,091,701.71 and 636,488.33 is: 954,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,177.44 : 2,091,701.71 = 636,488.33 : x
  2. Step 2: Convert to fraction form
    1,395,177.44/2,091,701.71 = 636,488.33/x
  3. Step 3: Cross multiply
    1,395,177.44x = 2,091,701.71 × 636,488.33
  4. Step 4: Simplify right side
    1,395,177.44x = 1,331,343,716,206.32
  5. Step 5: Solve for x
    x = 1,331,343,716,206.32/1,395,177.44
  6. Step 6: Final answer
    x = 954,246.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.