Home / 1,274,898.72-1,911,902.36-376,101.84

Finding the Fourth Proportional to 1,274,898.72, 1,911,902.36 and 376,101.84

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Solution

The fourth proportional to 1,274,898.72, 1,911,902.36 and 376,101.84 is: 564,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,898.72 : 1,911,902.36 = 376,101.84 : x
  2. Step 2: Convert to fraction form
    1,274,898.72/1,911,902.36 = 376,101.84/x
  3. Step 3: Cross multiply
    1,274,898.72x = 1,911,902.36 × 376,101.84
  4. Step 4: Simplify right side
    1,274,898.72x = 719,069,995,496.34
  5. Step 5: Solve for x
    x = 719,069,995,496.34/1,274,898.72
  6. Step 6: Final answer
    x = 564,021.27

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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.