Home / 1,303,811.76-1,955,226.11-545,705.76

Finding the Fourth Proportional to 1,303,811.76, 1,955,226.11 and 545,705.76

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Solution

The fourth proportional to 1,303,811.76, 1,955,226.11 and 545,705.76 is: 818,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,811.76 : 1,955,226.11 = 545,705.76 : x
  2. Step 2: Convert to fraction form
    1,303,811.76/1,955,226.11 = 545,705.76/x
  3. Step 3: Cross multiply
    1,303,811.76x = 1,955,226.11 × 545,705.76
  4. Step 4: Simplify right side
    1,303,811.76x = 1,066,978,147,600.86
  5. Step 5: Solve for x
    x = 1,066,978,147,600.86/1,303,811.76
  6. Step 6: Final answer
    x = 818,352.91

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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.