Home / 1,312,551.88-1,965,768.62-1,267,092.34

Finding the Fourth Proportional to 1,312,551.88, 1,965,768.62 and 1,267,092.34

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Solution

The fourth proportional to 1,312,551.88, 1,965,768.62 and 1,267,092.34 is: 1,897,685.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,551.88 : 1,965,768.62 = 1,267,092.34 : x
  2. Step 2: Convert to fraction form
    1,312,551.88/1,965,768.62 = 1,267,092.34/x
  3. Step 3: Cross multiply
    1,312,551.88x = 1,965,768.62 × 1,267,092.34
  4. Step 4: Simplify right side
    1,312,551.88x = 2,490,810,349,364.49
  5. Step 5: Solve for x
    x = 2,490,810,349,364.49/1,312,551.88
  6. Step 6: Final answer
    x = 1,897,685.26

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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.