Home / 1,861,038.88-2,789,216.88-1,008,077.92

Finding the Fourth Proportional to 1,861,038.88, 2,789,216.88 and 1,008,077.92

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Solution

The fourth proportional to 1,861,038.88, 2,789,216.88 and 1,008,077.92 is: 1,510,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,038.88 : 2,789,216.88 = 1,008,077.92 : x
  2. Step 2: Convert to fraction form
    1,861,038.88/2,789,216.88 = 1,008,077.92/x
  3. Step 3: Cross multiply
    1,861,038.88x = 2,789,216.88 × 1,008,077.92
  4. Step 4: Simplify right side
    1,861,038.88x = 2,811,747,950,819.29
  5. Step 5: Solve for x
    x = 2,811,747,950,819.29/1,861,038.88
  6. Step 6: Final answer
    x = 1,510,848.58

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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.