Home / 1,110,800.43-1,532,919.47-620,748.41

Finding the Fourth Proportional to 1,110,800.43, 1,532,919.47 and 620,748.41

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Solution

The fourth proportional to 1,110,800.43, 1,532,919.47 and 620,748.41 is: 856,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,800.43 : 1,532,919.47 = 620,748.41 : x
  2. Step 2: Convert to fraction form
    1,110,800.43/1,532,919.47 = 620,748.41/x
  3. Step 3: Cross multiply
    1,110,800.43x = 1,532,919.47 × 620,748.41
  4. Step 4: Simplify right side
    1,110,800.43x = 951,557,312,892.20
  5. Step 5: Solve for x
    x = 951,557,312,892.20/1,110,800.43
  6. Step 6: Final answer
    x = 856,641.11

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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.