Home / 1,013,786.69-1,519,000.84-712,796.70

Finding the Fourth Proportional to 1,013,786.69, 1,519,000.84 and 712,796.70

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Solution

The fourth proportional to 1,013,786.69, 1,519,000.84 and 712,796.70 is: 1,068,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,786.69 : 1,519,000.84 = 712,796.70 : x
  2. Step 2: Convert to fraction form
    1,013,786.69/1,519,000.84 = 712,796.70/x
  3. Step 3: Cross multiply
    1,013,786.69x = 1,519,000.84 × 712,796.70
  4. Step 4: Simplify right side
    1,013,786.69x = 1,082,738,784,267.24
  5. Step 5: Solve for x
    x = 1,082,738,784,267.24/1,013,786.69
  6. Step 6: Final answer
    x = 1,068,014.41

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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.