Home / 1,295,313.74-1,942,011.06-620,752.73

Finding the Fourth Proportional to 1,295,313.74, 1,942,011.06 and 620,752.73

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Solution

The fourth proportional to 1,295,313.74, 1,942,011.06 and 620,752.73 is: 930,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,313.74 : 1,942,011.06 = 620,752.73 : x
  2. Step 2: Convert to fraction form
    1,295,313.74/1,942,011.06 = 620,752.73/x
  3. Step 3: Cross multiply
    1,295,313.74x = 1,942,011.06 × 620,752.73
  4. Step 4: Simplify right side
    1,295,313.74x = 1,205,508,669,562.86
  5. Step 5: Solve for x
    x = 1,205,508,669,562.86/1,295,313.74
  6. Step 6: Final answer
    x = 930,669.25

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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.