Home / 1,685,429.52-2,526,963.84-620,333.52

Finding the Fourth Proportional to 1,685,429.52, 2,526,963.84 and 620,333.52

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Solution

The fourth proportional to 1,685,429.52, 2,526,963.84 and 620,333.52 is: 930,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,429.52 : 2,526,963.84 = 620,333.52 : x
  2. Step 2: Convert to fraction form
    1,685,429.52/2,526,963.84 = 620,333.52/x
  3. Step 3: Cross multiply
    1,685,429.52x = 2,526,963.84 × 620,333.52
  4. Step 4: Simplify right side
    1,685,429.52x = 1,567,560,373,779.92
  5. Step 5: Solve for x
    x = 1,567,560,373,779.92/1,685,429.52
  6. Step 6: Final answer
    x = 930,065.81

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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.