Home / 1,376,751.80-2,065,127.70-1,347,227.30

Finding the Fourth Proportional to 1,376,751.80, 2,065,127.70 and 1,347,227.30

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Solution

The fourth proportional to 1,376,751.80, 2,065,127.70 and 1,347,227.30 is: 2,020,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,751.80 : 2,065,127.70 = 1,347,227.30 : x
  2. Step 2: Convert to fraction form
    1,376,751.80/2,065,127.70 = 1,347,227.30/x
  3. Step 3: Cross multiply
    1,376,751.80x = 2,065,127.70 × 1,347,227.30
  4. Step 4: Simplify right side
    1,376,751.80x = 2,782,196,415,426.21
  5. Step 5: Solve for x
    x = 2,782,196,415,426.21/1,376,751.80
  6. Step 6: Final answer
    x = 2,020,840.95

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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.