Home / 1,974,329.21-2,961,674.53-554,375.72

Finding the Fourth Proportional to 1,974,329.21, 2,961,674.53 and 554,375.72

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Solution

The fourth proportional to 1,974,329.21, 2,961,674.53 and 554,375.72 is: 831,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,329.21 : 2,961,674.53 = 554,375.72 : x
  2. Step 2: Convert to fraction form
    1,974,329.21/2,961,674.53 = 554,375.72/x
  3. Step 3: Cross multiply
    1,974,329.21x = 2,961,674.53 × 554,375.72
  4. Step 4: Simplify right side
    1,974,329.21x = 1,641,880,455,992.66
  5. Step 5: Solve for x
    x = 1,641,880,455,992.66/1,974,329.21
  6. Step 6: Final answer
    x = 831,614.33

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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.