Home / 1,044,171.80-1,566,257.70-778,451.30

Finding the Fourth Proportional to 1,044,171.80, 1,566,257.70 and 778,451.30

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Solution

The fourth proportional to 1,044,171.80, 1,566,257.70 and 778,451.30 is: 1,167,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,171.80 : 1,566,257.70 = 778,451.30 : x
  2. Step 2: Convert to fraction form
    1,044,171.80/1,566,257.70 = 778,451.30/x
  3. Step 3: Cross multiply
    1,044,171.80x = 1,566,257.70 × 778,451.30
  4. Step 4: Simplify right side
    1,044,171.80x = 1,219,255,342,700.01
  5. Step 5: Solve for x
    x = 1,219,255,342,700.01/1,044,171.80
  6. Step 6: Final answer
    x = 1,167,676.95

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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.