Home / 1,533,743.96-2,116,581.44-845,442.36

Finding the Fourth Proportional to 1,533,743.96, 2,116,581.44 and 845,442.36

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Solution

The fourth proportional to 1,533,743.96, 2,116,581.44 and 845,442.36 is: 1,166,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,743.96 : 2,116,581.44 = 845,442.36 : x
  2. Step 2: Convert to fraction form
    1,533,743.96/2,116,581.44 = 845,442.36/x
  3. Step 3: Cross multiply
    1,533,743.96x = 2,116,581.44 × 845,442.36
  4. Step 4: Simplify right side
    1,533,743.96x = 1,789,447,603,538.59
  5. Step 5: Solve for x
    x = 1,789,447,603,538.59/1,533,743.96
  6. Step 6: Final answer
    x = 1,166,718.60

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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.