Home / 1,133,309.80-1,702,499.10-946,685.80

Finding the Fourth Proportional to 1,133,309.80, 1,702,499.10 and 946,685.80

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Solution

The fourth proportional to 1,133,309.80, 1,702,499.10 and 946,685.80 is: 1,422,145.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,309.80 : 1,702,499.10 = 946,685.80 : x
  2. Step 2: Convert to fraction form
    1,133,309.80/1,702,499.10 = 946,685.80/x
  3. Step 3: Cross multiply
    1,133,309.80x = 1,702,499.10 × 946,685.80
  4. Step 4: Simplify right side
    1,133,309.80x = 1,611,731,722,482.78
  5. Step 5: Solve for x
    x = 1,611,731,722,482.78/1,133,309.80
  6. Step 6: Final answer
    x = 1,422,145.76

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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.