Home / 1,418,156.75-2,127,859.49-744,075.52

Finding the Fourth Proportional to 1,418,156.75, 2,127,859.49 and 744,075.52

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Solution

The fourth proportional to 1,418,156.75, 2,127,859.49 and 744,075.52 is: 1,116,440.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,156.75 : 2,127,859.49 = 744,075.52 : x
  2. Step 2: Convert to fraction form
    1,418,156.75/2,127,859.49 = 744,075.52/x
  3. Step 3: Cross multiply
    1,418,156.75x = 2,127,859.49 × 744,075.52
  4. Step 4: Simplify right side
    1,418,156.75x = 1,583,288,153,049.23
  5. Step 5: Solve for x
    x = 1,583,288,153,049.23/1,418,156.75
  6. Step 6: Final answer
    x = 1,116,440.87

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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.