Home / 3,603,944.70-4,973,396.88-1,972,322.40

Finding the Fourth Proportional to 3,603,944.70, 4,973,396.88 and 1,972,322.40

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Solution

The fourth proportional to 3,603,944.70, 4,973,396.88 and 1,972,322.40 is: 2,721,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,944.70 : 4,973,396.88 = 1,972,322.40 : x
  2. Step 2: Convert to fraction form
    3,603,944.70/4,973,396.88 = 1,972,322.40/x
  3. Step 3: Cross multiply
    3,603,944.70x = 4,973,396.88 × 1,972,322.40
  4. Step 4: Simplify right side
    3,603,944.70x = 9,809,142,070,514.11
  5. Step 5: Solve for x
    x = 9,809,142,070,514.11/3,603,944.70
  6. Step 6: Final answer
    x = 2,721,779.30

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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.