Home / 4,739,277.20-7,109,653.32-1,543,659.54

Finding the Fourth Proportional to 4,739,277.20, 7,109,653.32 and 1,543,659.54

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Solution

The fourth proportional to 4,739,277.20, 7,109,653.32 and 1,543,659.54 is: 2,315,729.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739,277.20 : 7,109,653.32 = 1,543,659.54 : x
  2. Step 2: Convert to fraction form
    4,739,277.20/7,109,653.32 = 1,543,659.54/x
  3. Step 3: Cross multiply
    4,739,277.20x = 7,109,653.32 × 1,543,659.54
  4. Step 4: Simplify right side
    4,739,277.20x = 10,974,884,173,510.67
  5. Step 5: Solve for x
    x = 10,974,884,173,510.67/4,739,277.20
  6. Step 6: Final answer
    x = 2,315,729.53

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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.