Home / 2,227,741.83-3,074,289.65-1,209,146.58

Finding the Fourth Proportional to 2,227,741.83, 3,074,289.65 and 1,209,146.58

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Solution

The fourth proportional to 2,227,741.83, 3,074,289.65 and 1,209,146.58 is: 1,668,625.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,741.83 : 3,074,289.65 = 1,209,146.58 : x
  2. Step 2: Convert to fraction form
    2,227,741.83/3,074,289.65 = 1,209,146.58/x
  3. Step 3: Cross multiply
    2,227,741.83x = 3,074,289.65 × 1,209,146.58
  4. Step 4: Simplify right side
    2,227,741.83x = 3,717,266,816,226.90
  5. Step 5: Solve for x
    x = 3,717,266,816,226.90/2,227,741.83
  6. Step 6: Final answer
    x = 1,668,625.50

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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.