Home / 1,383,961.20-2,075,214.96-625,148.88

Finding the Fourth Proportional to 1,383,961.20, 2,075,214.96 and 625,148.88

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Solution

The fourth proportional to 1,383,961.20, 2,075,214.96 and 625,148.88 is: 937,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,961.20 : 2,075,214.96 = 625,148.88 : x
  2. Step 2: Convert to fraction form
    1,383,961.20/2,075,214.96 = 625,148.88/x
  3. Step 3: Cross multiply
    1,383,961.20x = 2,075,214.96 × 625,148.88
  4. Step 4: Simplify right side
    1,383,961.20x = 1,297,318,308,003.24
  5. Step 5: Solve for x
    x = 1,297,318,308,003.24/1,383,961.20
  6. Step 6: Final answer
    x = 937,395.00

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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.