Home / 1,657,986.70-2,481,075.15-1,150,165.30

Finding the Fourth Proportional to 1,657,986.70, 2,481,075.15 and 1,150,165.30

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Solution

The fourth proportional to 1,657,986.70, 2,481,075.15 and 1,150,165.30 is: 1,721,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,986.70 : 2,481,075.15 = 1,150,165.30 : x
  2. Step 2: Convert to fraction form
    1,657,986.70/2,481,075.15 = 1,150,165.30/x
  3. Step 3: Cross multiply
    1,657,986.70x = 2,481,075.15 × 1,150,165.30
  4. Step 4: Simplify right side
    1,657,986.70x = 2,853,646,544,222.30
  5. Step 5: Solve for x
    x = 2,853,646,544,222.30/1,657,986.70
  6. Step 6: Final answer
    x = 1,721,151.65

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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.