Home / 1,886,837.13-2,603,171.28-1,233,845.40

Finding the Fourth Proportional to 1,886,837.13, 2,603,171.28 and 1,233,845.40

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Solution

The fourth proportional to 1,886,837.13, 2,603,171.28 and 1,233,845.40 is: 1,702,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,837.13 : 2,603,171.28 = 1,233,845.40 : x
  2. Step 2: Convert to fraction form
    1,886,837.13/2,603,171.28 = 1,233,845.40/x
  3. Step 3: Cross multiply
    1,886,837.13x = 2,603,171.28 × 1,233,845.40
  4. Step 4: Simplify right side
    1,886,837.13x = 3,211,910,909,240.11
  5. Step 5: Solve for x
    x = 3,211,910,909,240.11/1,886,837.13
  6. Step 6: Final answer
    x = 1,702,272.47

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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.