Home / 1,481,666.40-2,222,596.80-416,743.20

Finding the Fourth Proportional to 1,481,666.40, 2,222,596.80 and 416,743.20

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Solution

The fourth proportional to 1,481,666.40, 2,222,596.80 and 416,743.20 is: 625,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,666.40 : 2,222,596.80 = 416,743.20 : x
  2. Step 2: Convert to fraction form
    1,481,666.40/2,222,596.80 = 416,743.20/x
  3. Step 3: Cross multiply
    1,481,666.40x = 2,222,596.80 × 416,743.20
  4. Step 4: Simplify right side
    1,481,666.40x = 926,252,102,741.76
  5. Step 5: Solve for x
    x = 926,252,102,741.76/1,481,666.40
  6. Step 6: Final answer
    x = 625,142.14

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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.