Home / 4,652,055.20-6,978,520.35-1,369,411.82

Finding the Fourth Proportional to 4,652,055.20, 6,978,520.35 and 1,369,411.82

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Solution

The fourth proportional to 4,652,055.20, 6,978,520.35 and 1,369,411.82 is: 2,054,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652,055.20 : 6,978,520.35 = 1,369,411.82 : x
  2. Step 2: Convert to fraction form
    4,652,055.20/6,978,520.35 = 1,369,411.82/x
  3. Step 3: Cross multiply
    4,652,055.20x = 6,978,520.35 × 1,369,411.82
  4. Step 4: Simplify right side
    4,652,055.20x = 9,556,468,218,507.93
  5. Step 5: Solve for x
    x = 9,556,468,218,507.93/4,652,055.20
  6. Step 6: Final answer
    x = 2,054,246.53

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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.