Home / 1,423,112.25-2,134,536.03-398,535.24

Finding the Fourth Proportional to 1,423,112.25, 2,134,536.03 and 398,535.24

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Solution

The fourth proportional to 1,423,112.25, 2,134,536.03 and 398,535.24 is: 597,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,112.25 : 2,134,536.03 = 398,535.24 : x
  2. Step 2: Convert to fraction form
    1,423,112.25/2,134,536.03 = 398,535.24/x
  3. Step 3: Cross multiply
    1,423,112.25x = 2,134,536.03 × 398,535.24
  4. Step 4: Simplify right side
    1,423,112.25x = 850,687,829,004.70
  5. Step 5: Solve for x
    x = 850,687,829,004.70/1,423,112.25
  6. Step 6: Final answer
    x = 597,765.80

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1.5x scale

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.