Home / 1,873,159.43-2,808,016.88-674,788.67

Finding the Fourth Proportional to 1,873,159.43, 2,808,016.88 and 674,788.67

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Solution

The fourth proportional to 1,873,159.43, 2,808,016.88 and 674,788.67 is: 1,011,562.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,159.43 : 2,808,016.88 = 674,788.67 : x
  2. Step 2: Convert to fraction form
    1,873,159.43/2,808,016.88 = 674,788.67/x
  3. Step 3: Cross multiply
    1,873,159.43x = 2,808,016.88 × 674,788.67
  4. Step 4: Simplify right side
    1,873,159.43x = 1,894,817,984,703.88
  5. Step 5: Solve for x
    x = 1,894,817,984,703.88/1,873,159.43
  6. Step 6: Final answer
    x = 1,011,562.58

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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.