Home / 1,724,119.90-2,379,472.32-949,830.08

Finding the Fourth Proportional to 1,724,119.90, 2,379,472.32 and 949,830.08

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Solution

The fourth proportional to 1,724,119.90, 2,379,472.32 and 949,830.08 is: 1,310,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,119.90 : 2,379,472.32 = 949,830.08 : x
  2. Step 2: Convert to fraction form
    1,724,119.90/2,379,472.32 = 949,830.08/x
  3. Step 3: Cross multiply
    1,724,119.90x = 2,379,472.32 × 949,830.08
  4. Step 4: Simplify right side
    1,724,119.90x = 2,260,094,384,063.39
  5. Step 5: Solve for x
    x = 2,260,094,384,063.39/1,724,119.90
  6. Step 6: Final answer
    x = 1,310,868.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.