Home / 1,329,093.41-1,993,543.70-519,325.61

Finding the Fourth Proportional to 1,329,093.41, 1,993,543.70 and 519,325.61

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Solution

The fourth proportional to 1,329,093.41, 1,993,543.70 and 519,325.61 is: 778,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,093.41 : 1,993,543.70 = 519,325.61 : x
  2. Step 2: Convert to fraction form
    1,329,093.41/1,993,543.70 = 519,325.61/x
  3. Step 3: Cross multiply
    1,329,093.41x = 1,993,543.70 × 519,325.61
  4. Step 4: Simplify right side
    1,329,093.41x = 1,035,298,285,499.81
  5. Step 5: Solve for x
    x = 1,035,298,285,499.81/1,329,093.41
  6. Step 6: Final answer
    x = 778,950.74

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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.