Home / 1,936,077.20-2,904,115.80-1,401,088.40

Finding the Fourth Proportional to 1,936,077.20, 2,904,115.80 and 1,401,088.40

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Solution

The fourth proportional to 1,936,077.20, 2,904,115.80 and 1,401,088.40 is: 2,101,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,077.20 : 2,904,115.80 = 1,401,088.40 : x
  2. Step 2: Convert to fraction form
    1,936,077.20/2,904,115.80 = 1,401,088.40/x
  3. Step 3: Cross multiply
    1,936,077.20x = 2,904,115.80 × 1,401,088.40
  4. Step 4: Simplify right side
    1,936,077.20x = 4,068,922,959,636.72
  5. Step 5: Solve for x
    x = 4,068,922,959,636.72/1,936,077.20
  6. Step 6: Final answer
    x = 2,101,632.60

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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.