Home / 1,945,291.54-2,684,491.93-1,129,695.60

Finding the Fourth Proportional to 1,945,291.54, 2,684,491.93 and 1,129,695.60

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Solution

The fourth proportional to 1,945,291.54, 2,684,491.93 and 1,129,695.60 is: 1,558,973.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,291.54 : 2,684,491.93 = 1,129,695.60 : x
  2. Step 2: Convert to fraction form
    1,945,291.54/2,684,491.93 = 1,129,695.60/x
  3. Step 3: Cross multiply
    1,945,291.54x = 2,684,491.93 × 1,129,695.60
  4. Step 4: Simplify right side
    1,945,291.54x = 3,032,658,721,556.51
  5. Step 5: Solve for x
    x = 3,032,658,721,556.51/1,945,291.54
  6. Step 6: Final answer
    x = 1,558,973.89

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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.