Home / 1,802,311.76-2,700,482.28-1,267,218.56

Finding the Fourth Proportional to 1,802,311.76, 2,700,482.28 and 1,267,218.56

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Solution

The fourth proportional to 1,802,311.76, 2,700,482.28 and 1,267,218.56 is: 1,898,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,311.76 : 2,700,482.28 = 1,267,218.56 : x
  2. Step 2: Convert to fraction form
    1,802,311.76/2,700,482.28 = 1,267,218.56/x
  3. Step 3: Cross multiply
    1,802,311.76x = 2,700,482.28 × 1,267,218.56
  4. Step 4: Simplify right side
    1,802,311.76x = 3,422,101,266,167.12
  5. Step 5: Solve for x
    x = 3,422,101,266,167.12/1,802,311.76
  6. Step 6: Final answer
    x = 1,898,728.81

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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.