Home / 1,820,915.10-2,731,113.45-622,892.70

Finding the Fourth Proportional to 1,820,915.10, 2,731,113.45 and 622,892.70

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Solution

The fourth proportional to 1,820,915.10, 2,731,113.45 and 622,892.70 is: 934,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,915.10 : 2,731,113.45 = 622,892.70 : x
  2. Step 2: Convert to fraction form
    1,820,915.10/2,731,113.45 = 622,892.70/x
  3. Step 3: Cross multiply
    1,820,915.10x = 2,731,113.45 × 622,892.70
  4. Step 4: Simplify right side
    1,820,915.10x = 1,701,190,630,876.82
  5. Step 5: Solve for x
    x = 1,701,190,630,876.82/1,820,915.10
  6. Step 6: Final answer
    x = 934,250.38

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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.