Home / 1,421,908.90-1,962,257.61-848,999.14

Finding the Fourth Proportional to 1,421,908.90, 1,962,257.61 and 848,999.14

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Solution

The fourth proportional to 1,421,908.90, 1,962,257.61 and 848,999.14 is: 1,171,632.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,908.90 : 1,962,257.61 = 848,999.14 : x
  2. Step 2: Convert to fraction form
    1,421,908.90/1,962,257.61 = 848,999.14/x
  3. Step 3: Cross multiply
    1,421,908.90x = 1,962,257.61 × 848,999.14
  4. Step 4: Simplify right side
    1,421,908.90x = 1,665,955,023,348.46
  5. Step 5: Solve for x
    x = 1,665,955,023,348.46/1,421,908.90
  6. Step 6: Final answer
    x = 1,171,632.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.