Home / 1,611,620.39-2,417,167.67-474,116.46

Finding the Fourth Proportional to 1,611,620.39, 2,417,167.67 and 474,116.46

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Solution

The fourth proportional to 1,611,620.39, 2,417,167.67 and 474,116.46 is: 711,097.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,620.39 : 2,417,167.67 = 474,116.46 : x
  2. Step 2: Convert to fraction form
    1,611,620.39/2,417,167.67 = 474,116.46/x
  3. Step 3: Cross multiply
    1,611,620.39x = 2,417,167.67 × 474,116.46
  4. Step 4: Simplify right side
    1,611,620.39x = 1,146,018,976,556.27
  5. Step 5: Solve for x
    x = 1,146,018,976,556.27/1,611,620.39
  6. Step 6: Final answer
    x = 711,097.34

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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.