Home / 5,655,378.24-7,801,885.44-3,819,240

Finding the Fourth Proportional to 5,655,378.24, 7,801,885.44 and 3,819,240

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Solution

The fourth proportional to 5,655,378.24, 7,801,885.44 and 3,819,240 is: 5,268,838.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,378.24 : 7,801,885.44 = 3,819,240 : x
  2. Step 2: Convert to fraction form
    5,655,378.24/7,801,885.44 = 3,819,240/x
  3. Step 3: Cross multiply
    5,655,378.24x = 7,801,885.44 × 3,819,240
  4. Step 4: Simplify right side
    5,655,378.24x = 29,797,272,947,865.60
  5. Step 5: Solve for x
    x = 29,797,272,947,865.60/5,655,378.24
  6. Step 6: Final answer
    x = 5,268,838.21

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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.