Home / 1,811,964.81-2,500,447.77-996,162.60

Finding the Fourth Proportional to 1,811,964.81, 2,500,447.77 and 996,162.60

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Solution

The fourth proportional to 1,811,964.81, 2,500,447.77 and 996,162.60 is: 1,374,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,964.81 : 2,500,447.77 = 996,162.60 : x
  2. Step 2: Convert to fraction form
    1,811,964.81/2,500,447.77 = 996,162.60/x
  3. Step 3: Cross multiply
    1,811,964.81x = 2,500,447.77 × 996,162.60
  4. Step 4: Simplify right side
    1,811,964.81x = 2,490,852,551,727.40
  5. Step 5: Solve for x
    x = 2,490,852,551,727.40/1,811,964.81
  6. Step 6: Final answer
    x = 1,374,669.39

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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.