Home / 2,123,809.44-2,930,855.76-1,169,953.44

Finding the Fourth Proportional to 2,123,809.44, 2,930,855.76 and 1,169,953.44

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Solution

The fourth proportional to 2,123,809.44, 2,930,855.76 and 1,169,953.44 is: 1,614,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,809.44 : 2,930,855.76 = 1,169,953.44 : x
  2. Step 2: Convert to fraction form
    2,123,809.44/2,930,855.76 = 1,169,953.44/x
  3. Step 3: Cross multiply
    2,123,809.44x = 2,930,855.76 × 1,169,953.44
  4. Step 4: Simplify right side
    2,123,809.44x = 3,428,964,778,555.81
  5. Step 5: Solve for x
    x = 3,428,964,778,555.81/2,123,809.44
  6. Step 6: Final answer
    x = 1,614,535.05

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1.5x scale

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.