Home / 1,676,451.86-2,515,052.73-611,493.92

Finding the Fourth Proportional to 1,676,451.86, 2,515,052.73 and 611,493.92

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Solution

The fourth proportional to 1,676,451.86, 2,515,052.73 and 611,493.92 is: 917,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,451.86 : 2,515,052.73 = 611,493.92 : x
  2. Step 2: Convert to fraction form
    1,676,451.86/2,515,052.73 = 611,493.92/x
  3. Step 3: Cross multiply
    1,676,451.86x = 2,515,052.73 × 611,493.92
  4. Step 4: Simplify right side
    1,676,451.86x = 1,537,939,452,874.40
  5. Step 5: Solve for x
    x = 1,537,939,452,874.40/1,676,451.86
  6. Step 6: Final answer
    x = 917,377.64

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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.