Home / 3,080,056.40-4,620,871.92-1,186,289.36

Finding the Fourth Proportional to 3,080,056.40, 4,620,871.92 and 1,186,289.36

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Solution

The fourth proportional to 3,080,056.40, 4,620,871.92 and 1,186,289.36 is: 1,779,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080,056.40 : 4,620,871.92 = 1,186,289.36 : x
  2. Step 2: Convert to fraction form
    3,080,056.40/4,620,871.92 = 1,186,289.36/x
  3. Step 3: Cross multiply
    3,080,056.40x = 4,620,871.92 × 1,186,289.36
  4. Step 4: Simplify right side
    3,080,056.40x = 5,481,691,192,618.77
  5. Step 5: Solve for x
    x = 5,481,691,192,618.77/3,080,056.40
  6. Step 6: Final answer
    x = 1,779,737.28

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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.