Home / 1,415,174.80-2,123,042.36-404,305.36

Finding the Fourth Proportional to 1,415,174.80, 2,123,042.36 and 404,305.36

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Solution

The fourth proportional to 1,415,174.80, 2,123,042.36 and 404,305.36 is: 606,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,174.80 : 2,123,042.36 = 404,305.36 : x
  2. Step 2: Convert to fraction form
    1,415,174.80/2,123,042.36 = 404,305.36/x
  3. Step 3: Cross multiply
    1,415,174.80x = 2,123,042.36 × 404,305.36
  4. Step 4: Simplify right side
    1,415,174.80x = 858,357,405,655.05
  5. Step 5: Solve for x
    x = 858,357,405,655.05/1,415,174.80
  6. Step 6: Final answer
    x = 606,538.08

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1.5x scale

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.