Home / 2,127,392.34-3,191,063.91-611,112.45

Finding the Fourth Proportional to 2,127,392.34, 3,191,063.91 and 611,112.45

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Solution

The fourth proportional to 2,127,392.34, 3,191,063.91 and 611,112.45 is: 916,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,392.34 : 3,191,063.91 = 611,112.45 : x
  2. Step 2: Convert to fraction form
    2,127,392.34/3,191,063.91 = 611,112.45/x
  3. Step 3: Cross multiply
    2,127,392.34x = 3,191,063.91 × 611,112.45
  4. Step 4: Simplify right side
    2,127,392.34x = 1,950,098,884,146.68
  5. Step 5: Solve for x
    x = 1,950,098,884,146.68/2,127,392.34
  6. Step 6: Final answer
    x = 916,661.61

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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.