Home / 1,313,267.88-1,970,500.37-674,020.52

Finding the Fourth Proportional to 1,313,267.88, 1,970,500.37 and 674,020.52

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Solution

The fourth proportional to 1,313,267.88, 1,970,500.37 and 674,020.52 is: 1,011,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,267.88 : 1,970,500.37 = 674,020.52 : x
  2. Step 2: Convert to fraction form
    1,313,267.88/1,970,500.37 = 674,020.52/x
  3. Step 3: Cross multiply
    1,313,267.88x = 1,970,500.37 × 674,020.52
  4. Step 4: Simplify right side
    1,313,267.88x = 1,328,157,685,141.89
  5. Step 5: Solve for x
    x = 1,328,157,685,141.89/1,313,267.88
  6. Step 6: Final answer
    x = 1,011,337.98

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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.