Home / 1,686,810.30-2,530,346.67-488,749.83

Finding the Fourth Proportional to 1,686,810.30, 2,530,346.67 and 488,749.83

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Solution

The fourth proportional to 1,686,810.30, 2,530,346.67 and 488,749.83 is: 733,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,810.30 : 2,530,346.67 = 488,749.83 : x
  2. Step 2: Convert to fraction form
    1,686,810.30/2,530,346.67 = 488,749.83/x
  3. Step 3: Cross multiply
    1,686,810.30x = 2,530,346.67 × 488,749.83
  4. Step 4: Simplify right side
    1,686,810.30x = 1,236,706,504,803.57
  5. Step 5: Solve for x
    x = 1,236,706,504,803.57/1,686,810.30
  6. Step 6: Final answer
    x = 733,162.77

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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.