Home / 1,266,782.77-1,900,186.44-1,013,433.85

Finding the Fourth Proportional to 1,266,782.77, 1,900,186.44 and 1,013,433.85

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Solution

The fourth proportional to 1,266,782.77, 1,900,186.44 and 1,013,433.85 is: 1,520,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,782.77 : 1,900,186.44 = 1,013,433.85 : x
  2. Step 2: Convert to fraction form
    1,266,782.77/1,900,186.44 = 1,013,433.85/x
  3. Step 3: Cross multiply
    1,266,782.77x = 1,900,186.44 × 1,013,433.85
  4. Step 4: Simplify right side
    1,266,782.77x = 1,925,713,259,606.99
  5. Step 5: Solve for x
    x = 1,925,713,259,606.99/1,266,782.77
  6. Step 6: Final answer
    x = 1,520,160.60

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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.