Home / 5,239,947.44-7,859,920.64-1,453,430.48

Finding the Fourth Proportional to 5,239,947.44, 7,859,920.64 and 1,453,430.48

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Solution

The fourth proportional to 5,239,947.44, 7,859,920.64 and 1,453,430.48 is: 2,180,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,947.44 : 7,859,920.64 = 1,453,430.48 : x
  2. Step 2: Convert to fraction form
    5,239,947.44/7,859,920.64 = 1,453,430.48/x
  3. Step 3: Cross multiply
    5,239,947.44x = 7,859,920.64 × 1,453,430.48
  4. Step 4: Simplify right side
    5,239,947.44x = 11,423,848,228,557.11
  5. Step 5: Solve for x
    x = 11,423,848,228,557.11/5,239,947.44
  6. Step 6: Final answer
    x = 2,180,145.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.