Home / 2,077,892.20-3,117,129.90-657,800.20

Finding the Fourth Proportional to 2,077,892.20, 3,117,129.90 and 657,800.20

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Solution

The fourth proportional to 2,077,892.20, 3,117,129.90 and 657,800.20 is: 986,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,892.20 : 3,117,129.90 = 657,800.20 : x
  2. Step 2: Convert to fraction form
    2,077,892.20/3,117,129.90 = 657,800.20/x
  3. Step 3: Cross multiply
    2,077,892.20x = 3,117,129.90 × 657,800.20
  4. Step 4: Simplify right side
    2,077,892.20x = 2,050,448,671,645.98
  5. Step 5: Solve for x
    x = 2,050,448,671,645.98/2,077,892.20
  6. Step 6: Final answer
    x = 986,792.61

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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.