Home / 1,524,305.81-2,103,390.42-879,933.60

Finding the Fourth Proportional to 1,524,305.81, 2,103,390.42 and 879,933.60

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Solution

The fourth proportional to 1,524,305.81, 2,103,390.42 and 879,933.60 is: 1,214,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,305.81 : 2,103,390.42 = 879,933.60 : x
  2. Step 2: Convert to fraction form
    1,524,305.81/2,103,390.42 = 879,933.60/x
  3. Step 3: Cross multiply
    1,524,305.81x = 2,103,390.42 × 879,933.60
  4. Step 4: Simplify right side
    1,524,305.81x = 1,850,843,904,476.11
  5. Step 5: Solve for x
    x = 1,850,843,904,476.11/1,524,305.81
  6. Step 6: Final answer
    x = 1,214,220.86

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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.