Home / 1,815,789.60-2,723,392.80-553,323.60

Finding the Fourth Proportional to 1,815,789.60, 2,723,392.80 and 553,323.60

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Solution

The fourth proportional to 1,815,789.60, 2,723,392.80 and 553,323.60 is: 829,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,789.60 : 2,723,392.80 = 553,323.60 : x
  2. Step 2: Convert to fraction form
    1,815,789.60/2,723,392.80 = 553,323.60/x
  3. Step 3: Cross multiply
    1,815,789.60x = 2,723,392.80 × 553,323.60
  4. Step 4: Simplify right side
    1,815,789.60x = 1,506,917,508,310.08
  5. Step 5: Solve for x
    x = 1,506,917,508,310.08/1,815,789.60
  6. Step 6: Final answer
    x = 829,896.54

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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.