Home / 1,462,261.38-2,013,434.70-1,279,953.06

Finding the Fourth Proportional to 1,462,261.38, 2,013,434.70 and 1,279,953.06

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Solution

The fourth proportional to 1,462,261.38, 2,013,434.70 and 1,279,953.06 is: 1,762,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,261.38 : 2,013,434.70 = 1,279,953.06 : x
  2. Step 2: Convert to fraction form
    1,462,261.38/2,013,434.70 = 1,279,953.06/x
  3. Step 3: Cross multiply
    1,462,261.38x = 2,013,434.70 × 1,279,953.06
  4. Step 4: Simplify right side
    1,462,261.38x = 2,577,101,905,375.18
  5. Step 5: Solve for x
    x = 2,577,101,905,375.18/1,462,261.38
  6. Step 6: Final answer
    x = 1,762,408.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.