Home / 3,121,577.64-4,682,368.26-877,715.64

Finding the Fourth Proportional to 3,121,577.64, 4,682,368.26 and 877,715.64

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Solution

The fourth proportional to 3,121,577.64, 4,682,368.26 and 877,715.64 is: 1,316,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,577.64 : 4,682,368.26 = 877,715.64 : x
  2. Step 2: Convert to fraction form
    3,121,577.64/4,682,368.26 = 877,715.64/x
  3. Step 3: Cross multiply
    3,121,577.64x = 4,682,368.26 × 877,715.64
  4. Step 4: Simplify right side
    3,121,577.64x = 4,109,787,854,041.59
  5. Step 5: Solve for x
    x = 4,109,787,854,041.59/3,121,577.64
  6. Step 6: Final answer
    x = 1,316,573.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.