Home / 2,886,112.70-4,329,842.77-836,816.12

Finding the Fourth Proportional to 2,886,112.70, 4,329,842.77 and 836,816.12

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Solution

The fourth proportional to 2,886,112.70, 4,329,842.77 and 836,816.12 is: 1,255,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,112.70 : 4,329,842.77 = 836,816.12 : x
  2. Step 2: Convert to fraction form
    2,886,112.70/4,329,842.77 = 836,816.12/x
  3. Step 3: Cross multiply
    2,886,112.70x = 4,329,842.77 × 836,816.12
  4. Step 4: Simplify right side
    2,886,112.70x = 3,623,282,227,001.45
  5. Step 5: Solve for x
    x = 3,623,282,227,001.45/2,886,112.70
  6. Step 6: Final answer
    x = 1,255,419.52

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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.