Home / 1,943,912.86-2,913,505.31-1,375,457.77

Finding the Fourth Proportional to 1,943,912.86, 2,913,505.31 and 1,375,457.77

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Solution

The fourth proportional to 1,943,912.86, 2,913,505.31 and 1,375,457.77 is: 2,061,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,912.86 : 2,913,505.31 = 1,375,457.77 : x
  2. Step 2: Convert to fraction form
    1,943,912.86/2,913,505.31 = 1,375,457.77/x
  3. Step 3: Cross multiply
    1,943,912.86x = 2,913,505.31 × 1,375,457.77
  4. Step 4: Simplify right side
    1,943,912.86x = 4,007,403,516,575.76
  5. Step 5: Solve for x
    x = 4,007,403,516,575.76/1,943,912.86
  6. Step 6: Final answer
    x = 2,061,513.97

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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.