Home / 3,112,997.80-4,666,904.70-1,317,260.20

Finding the Fourth Proportional to 3,112,997.80, 4,666,904.70 and 1,317,260.20

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Solution

The fourth proportional to 3,112,997.80, 4,666,904.70 and 1,317,260.20 is: 1,974,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,997.80 : 4,666,904.70 = 1,317,260.20 : x
  2. Step 2: Convert to fraction form
    3,112,997.80/4,666,904.70 = 1,317,260.20/x
  3. Step 3: Cross multiply
    3,112,997.80x = 4,666,904.70 × 1,317,260.20
  4. Step 4: Simplify right side
    3,112,997.80x = 6,147,527,818,502.94
  5. Step 5: Solve for x
    x = 6,147,527,818,502.94/3,112,997.80
  6. Step 6: Final answer
    x = 1,974,793.50

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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.