Home / 5,254,464.30-7,881,696.45-3,819,573.60

Finding the Fourth Proportional to 5,254,464.30, 7,881,696.45 and 3,819,573.60

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Solution

The fourth proportional to 5,254,464.30, 7,881,696.45 and 3,819,573.60 is: 5,729,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,464.30 : 7,881,696.45 = 3,819,573.60 : x
  2. Step 2: Convert to fraction form
    5,254,464.30/7,881,696.45 = 3,819,573.60/x
  3. Step 3: Cross multiply
    5,254,464.30x = 7,881,696.45 × 3,819,573.60
  4. Step 4: Simplify right side
    5,254,464.30x = 30,104,719,683,633.72
  5. Step 5: Solve for x
    x = 30,104,719,683,633.72/5,254,464.30
  6. Step 6: Final answer
    x = 5,729,360.40

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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.