Home / 1,148,790.76-1,723,185.32-516,966.46

Finding the Fourth Proportional to 1,148,790.76, 1,723,185.32 and 516,966.46

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Solution

The fourth proportional to 1,148,790.76, 1,723,185.32 and 516,966.46 is: 775,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,790.76 : 1,723,185.32 = 516,966.46 : x
  2. Step 2: Convert to fraction form
    1,148,790.76/1,723,185.32 = 516,966.46/x
  3. Step 3: Cross multiply
    1,148,790.76x = 1,723,185.32 × 516,966.46
  4. Step 4: Simplify right side
    1,148,790.76x = 890,829,014,804.37
  5. Step 5: Solve for x
    x = 890,829,014,804.37/1,148,790.76
  6. Step 6: Final answer
    x = 775,449.32

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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.