Home / 1,483,234.40-2,218,946.70-1,285,748.30

Finding the Fourth Proportional to 1,483,234.40, 2,218,946.70 and 1,285,748.30

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Solution

The fourth proportional to 1,483,234.40, 2,218,946.70 and 1,285,748.30 is: 1,923,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,234.40 : 2,218,946.70 = 1,285,748.30 : x
  2. Step 2: Convert to fraction form
    1,483,234.40/2,218,946.70 = 1,285,748.30/x
  3. Step 3: Cross multiply
    1,483,234.40x = 2,218,946.70 × 1,285,748.30
  4. Step 4: Simplify right side
    1,483,234.40x = 2,853,006,947,315.61
  5. Step 5: Solve for x
    x = 2,853,006,947,315.61/1,483,234.40
  6. Step 6: Final answer
    x = 1,923,503.76

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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.