Home / 1,019,682.14-1,529,520.45-379,971.30

Finding the Fourth Proportional to 1,019,682.14, 1,529,520.45 and 379,971.30

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Solution

The fourth proportional to 1,019,682.14, 1,529,520.45 and 379,971.30 is: 569,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,682.14 : 1,529,520.45 = 379,971.30 : x
  2. Step 2: Convert to fraction form
    1,019,682.14/1,529,520.45 = 379,971.30/x
  3. Step 3: Cross multiply
    1,019,682.14x = 1,529,520.45 × 379,971.30
  4. Step 4: Simplify right side
    1,019,682.14x = 581,173,878,073.89
  5. Step 5: Solve for x
    x = 581,173,878,073.89/1,019,682.14
  6. Step 6: Final answer
    x = 569,955.93

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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.