Home / 1,029,519.60-1,543,559.40-608,578.80

Finding the Fourth Proportional to 1,029,519.60, 1,543,559.40 and 608,578.80

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Solution

The fourth proportional to 1,029,519.60, 1,543,559.40 and 608,578.80 is: 912,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,519.60 : 1,543,559.40 = 608,578.80 : x
  2. Step 2: Convert to fraction form
    1,029,519.60/1,543,559.40 = 608,578.80/x
  3. Step 3: Cross multiply
    1,029,519.60x = 1,543,559.40 × 608,578.80
  4. Step 4: Simplify right side
    1,029,519.60x = 939,377,527,380.72
  5. Step 5: Solve for x
    x = 939,377,527,380.72/1,029,519.60
  6. Step 6: Final answer
    x = 912,442.59

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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.