Home / 4,080,128.16-6,120,892.32-1,240,527.36

Finding the Fourth Proportional to 4,080,128.16, 6,120,892.32 and 1,240,527.36

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Solution

The fourth proportional to 4,080,128.16, 6,120,892.32 and 1,240,527.36 is: 1,861,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,128.16 : 6,120,892.32 = 1,240,527.36 : x
  2. Step 2: Convert to fraction form
    4,080,128.16/6,120,892.32 = 1,240,527.36/x
  3. Step 3: Cross multiply
    4,080,128.16x = 6,120,892.32 × 1,240,527.36
  4. Step 4: Simplify right side
    4,080,128.16x = 7,593,134,390,573.88
  5. Step 5: Solve for x
    x = 7,593,134,390,573.88/4,080,128.16
  6. Step 6: Final answer
    x = 1,861,003.89

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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.