Home / 1,715,069.55-2,571,770.79-516,768.51

Finding the Fourth Proportional to 1,715,069.55, 2,571,770.79 and 516,768.51

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Solution

The fourth proportional to 1,715,069.55, 2,571,770.79 and 516,768.51 is: 774,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,069.55 : 2,571,770.79 = 516,768.51 : x
  2. Step 2: Convert to fraction form
    1,715,069.55/2,571,770.79 = 516,768.51/x
  3. Step 3: Cross multiply
    1,715,069.55x = 2,571,770.79 × 516,768.51
  4. Step 4: Simplify right side
    1,715,069.55x = 1,329,010,159,209.82
  5. Step 5: Solve for x
    x = 1,329,010,159,209.82/1,715,069.55
  6. Step 6: Final answer
    x = 774,901.61

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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.