Home / 1,021,624.04-1,409,789.07-562,728.73

Finding the Fourth Proportional to 1,021,624.04, 1,409,789.07 and 562,728.73

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Solution

The fourth proportional to 1,021,624.04, 1,409,789.07 and 562,728.73 is: 776,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,624.04 : 1,409,789.07 = 562,728.73 : x
  2. Step 2: Convert to fraction form
    1,021,624.04/1,409,789.07 = 562,728.73/x
  3. Step 3: Cross multiply
    1,021,624.04x = 1,409,789.07 × 562,728.73
  4. Step 4: Simplify right side
    1,021,624.04x = 793,328,816,453.45
  5. Step 5: Solve for x
    x = 793,328,816,453.45/1,021,624.04
  6. Step 6: Final answer
    x = 776,536.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.