Home / 1,406,531.84-1,940,973.37-825,745.30

Finding the Fourth Proportional to 1,406,531.84, 1,940,973.37 and 825,745.30

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Solution

The fourth proportional to 1,406,531.84, 1,940,973.37 and 825,745.30 is: 1,139,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,531.84 : 1,940,973.37 = 825,745.30 : x
  2. Step 2: Convert to fraction form
    1,406,531.84/1,940,973.37 = 825,745.30/x
  3. Step 3: Cross multiply
    1,406,531.84x = 1,940,973.37 × 825,745.30
  4. Step 4: Simplify right side
    1,406,531.84x = 1,602,749,630,785.86
  5. Step 5: Solve for x
    x = 1,602,749,630,785.86/1,406,531.84
  6. Step 6: Final answer
    x = 1,139,504.70

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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.