Home / 1,267,805.23-1,901,305.97-414,679.61

Finding the Fourth Proportional to 1,267,805.23, 1,901,305.97 and 414,679.61

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Solution

The fourth proportional to 1,267,805.23, 1,901,305.97 and 414,679.61 is: 621,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,805.23 : 1,901,305.97 = 414,679.61 : x
  2. Step 2: Convert to fraction form
    1,267,805.23/1,901,305.97 = 414,679.61/x
  3. Step 3: Cross multiply
    1,267,805.23x = 1,901,305.97 × 414,679.61
  4. Step 4: Simplify right side
    1,267,805.23x = 788,432,822,365.19
  5. Step 5: Solve for x
    x = 788,432,822,365.19/1,267,805.23
  6. Step 6: Final answer
    x = 621,887.97

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1.5x scale

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.