Home / 1,050,021.20-1,576,198.20-651,112.40

Finding the Fourth Proportional to 1,050,021.20, 1,576,198.20 and 651,112.40

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Solution

The fourth proportional to 1,050,021.20, 1,576,198.20 and 651,112.40 is: 977,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,021.20 : 1,576,198.20 = 651,112.40 : x
  2. Step 2: Convert to fraction form
    1,050,021.20/1,576,198.20 = 651,112.40/x
  3. Step 3: Cross multiply
    1,050,021.20x = 1,576,198.20 × 651,112.40
  4. Step 4: Simplify right side
    1,050,021.20x = 1,026,282,192,877.68
  5. Step 5: Solve for x
    x = 1,026,282,192,877.68/1,050,021.20
  6. Step 6: Final answer
    x = 977,391.88

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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.