Home / 1,567,698.39-2,351,295.88-430,194.94

Finding the Fourth Proportional to 1,567,698.39, 2,351,295.88 and 430,194.94

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Solution

The fourth proportional to 1,567,698.39, 2,351,295.88 and 430,194.94 is: 645,223.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,698.39 : 2,351,295.88 = 430,194.94 : x
  2. Step 2: Convert to fraction form
    1,567,698.39/2,351,295.88 = 430,194.94/x
  3. Step 3: Cross multiply
    1,567,698.39x = 2,351,295.88 × 430,194.94
  4. Step 4: Simplify right side
    1,567,698.39x = 1,011,515,590,018.85
  5. Step 5: Solve for x
    x = 1,011,515,590,018.85/1,567,698.39
  6. Step 6: Final answer
    x = 645,223.34

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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.