Home / 1,598,711.45-2,393,769.98-1,217,817.72

Finding the Fourth Proportional to 1,598,711.45, 2,393,769.98 and 1,217,817.72

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Solution

The fourth proportional to 1,598,711.45, 2,393,769.98 and 1,217,817.72 is: 1,823,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,711.45 : 2,393,769.98 = 1,217,817.72 : x
  2. Step 2: Convert to fraction form
    1,598,711.45/2,393,769.98 = 1,217,817.72/x
  3. Step 3: Cross multiply
    1,598,711.45x = 2,393,769.98 × 1,217,817.72
  4. Step 4: Simplify right side
    1,598,711.45x = 2,915,175,502,292.59
  5. Step 5: Solve for x
    x = 2,915,175,502,292.59/1,598,711.45
  6. Step 6: Final answer
    x = 1,823,453.20

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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.