Home / 1,274,843.89-1,911,820.23-376,047.03

Finding the Fourth Proportional to 1,274,843.89, 1,911,820.23 and 376,047.03

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Solution

The fourth proportional to 1,274,843.89, 1,911,820.23 and 376,047.03 is: 563,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,843.89 : 1,911,820.23 = 376,047.03 : x
  2. Step 2: Convert to fraction form
    1,274,843.89/1,911,820.23 = 376,047.03/x
  3. Step 3: Cross multiply
    1,274,843.89x = 1,911,820.23 × 376,047.03
  4. Step 4: Simplify right side
    1,274,843.89x = 718,934,319,385.42
  5. Step 5: Solve for x
    x = 718,934,319,385.42/1,274,843.89
  6. Step 6: Final answer
    x = 563,939.10

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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.