Home / 1,420,675.70-2,131,854.29-522,748.00

Finding the Fourth Proportional to 1,420,675.70, 2,131,854.29 and 522,748.00

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Solution

The fourth proportional to 1,420,675.70, 2,131,854.29 and 522,748.00 is: 784,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,675.70 : 2,131,854.29 = 522,748.00 : x
  2. Step 2: Convert to fraction form
    1,420,675.70/2,131,854.29 = 522,748.00/x
  3. Step 3: Cross multiply
    1,420,675.70x = 2,131,854.29 × 522,748.00
  4. Step 4: Simplify right side
    1,420,675.70x = 1,114,422,562,366.15
  5. Step 5: Solve for x
    x = 1,114,422,562,366.15/1,420,675.70
  6. Step 6: Final answer
    x = 784,431.35

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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.