Home / 2,936,339.40-4,401,009.90-1,230,479.40

Finding the Fourth Proportional to 2,936,339.40, 4,401,009.90 and 1,230,479.40

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Solution

The fourth proportional to 2,936,339.40, 4,401,009.90 and 1,230,479.40 is: 1,844,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,339.40 : 4,401,009.90 = 1,230,479.40 : x
  2. Step 2: Convert to fraction form
    2,936,339.40/4,401,009.90 = 1,230,479.40/x
  3. Step 3: Cross multiply
    2,936,339.40x = 4,401,009.90 × 1,230,479.40
  4. Step 4: Simplify right side
    2,936,339.40x = 5,415,352,021,146.06
  5. Step 5: Solve for x
    x = 5,415,352,021,146.06/2,936,339.40
  6. Step 6: Final answer
    x = 1,844,252.75

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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.