Home / 1,694,423.60-2,541,619.20-415,036.70

Finding the Fourth Proportional to 1,694,423.60, 2,541,619.20 and 415,036.70

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Solution

The fourth proportional to 1,694,423.60, 2,541,619.20 and 415,036.70 is: 622,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,423.60 : 2,541,619.20 = 415,036.70 : x
  2. Step 2: Convert to fraction form
    1,694,423.60/2,541,619.20 = 415,036.70/x
  3. Step 3: Cross multiply
    1,694,423.60x = 2,541,619.20 × 415,036.70
  4. Step 4: Simplify right side
    1,694,423.60x = 1,054,865,245,424.64
  5. Step 5: Solve for x
    x = 1,054,865,245,424.64/1,694,423.60
  6. Step 6: Final answer
    x = 622,551.08

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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.