Home / 1,641,568.86-2,266,307.37-1,251,320.58

Finding the Fourth Proportional to 1,641,568.86, 2,266,307.37 and 1,251,320.58

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Solution

The fourth proportional to 1,641,568.86, 2,266,307.37 and 1,251,320.58 is: 1,727,540.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,568.86 : 2,266,307.37 = 1,251,320.58 : x
  2. Step 2: Convert to fraction form
    1,641,568.86/2,266,307.37 = 1,251,320.58/x
  3. Step 3: Cross multiply
    1,641,568.86x = 2,266,307.37 × 1,251,320.58
  4. Step 4: Simplify right side
    1,641,568.86x = 2,835,877,052,686.68
  5. Step 5: Solve for x
    x = 2,835,877,052,686.68/1,641,568.86
  6. Step 6: Final answer
    x = 1,727,540.72

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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.