Home / 1,668,127.56-2,499,334.53-910,500.67

Finding the Fourth Proportional to 1,668,127.56, 2,499,334.53 and 910,500.67

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Solution

The fourth proportional to 1,668,127.56, 2,499,334.53 and 910,500.67 is: 1,364,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,127.56 : 2,499,334.53 = 910,500.67 : x
  2. Step 2: Convert to fraction form
    1,668,127.56/2,499,334.53 = 910,500.67/x
  3. Step 3: Cross multiply
    1,668,127.56x = 2,499,334.53 × 910,500.67
  4. Step 4: Simplify right side
    1,668,127.56x = 2,275,645,764,119.14
  5. Step 5: Solve for x
    x = 2,275,645,764,119.14/1,668,127.56
  6. Step 6: Final answer
    x = 1,364,191.70

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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.