Home / 2,077,422.60-3,115,550.70-657,913.80

Finding the Fourth Proportional to 2,077,422.60, 3,115,550.70 and 657,913.80

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Solution

The fourth proportional to 2,077,422.60, 3,115,550.70 and 657,913.80 is: 986,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,422.60 : 3,115,550.70 = 657,913.80 : x
  2. Step 2: Convert to fraction form
    2,077,422.60/3,115,550.70 = 657,913.80/x
  3. Step 3: Cross multiply
    2,077,422.60x = 3,115,550.70 × 657,913.80
  4. Step 4: Simplify right side
    2,077,422.60x = 2,049,763,800,129.66
  5. Step 5: Solve for x
    x = 2,049,763,800,129.66/2,077,422.60
  6. Step 6: Final answer
    x = 986,686.00

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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.