Home / 4,882,276.56-7,318,288.37-1,642,689.60

Finding the Fourth Proportional to 4,882,276.56, 7,318,288.37 and 1,642,689.60

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Solution

The fourth proportional to 4,882,276.56, 7,318,288.37 and 1,642,689.60 is: 2,462,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882,276.56 : 7,318,288.37 = 1,642,689.60 : x
  2. Step 2: Convert to fraction form
    4,882,276.56/7,318,288.37 = 1,642,689.60/x
  3. Step 3: Cross multiply
    4,882,276.56x = 7,318,288.37 × 1,642,689.60
  4. Step 4: Simplify right side
    4,882,276.56x = 12,021,676,186,986.51
  5. Step 5: Solve for x
    x = 12,021,676,186,986.51/4,882,276.56
  6. Step 6: Final answer
    x = 2,462,309.55

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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.