Home / 1,380,114-1,904,423.75-1,017,732.96

Finding the Fourth Proportional to 1,380,114, 1,904,423.75 and 1,017,732.96

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Solution

The fourth proportional to 1,380,114, 1,904,423.75 and 1,017,732.96 is: 1,404,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,114 : 1,904,423.75 = 1,017,732.96 : x
  2. Step 2: Convert to fraction form
    1,380,114/1,904,423.75 = 1,017,732.96/x
  3. Step 3: Cross multiply
    1,380,114x = 1,904,423.75 × 1,017,732.96
  4. Step 4: Simplify right side
    1,380,114x = 1,938,194,820,181.80
  5. Step 5: Solve for x
    x = 1,938,194,820,181.80/1,380,114
  6. Step 6: Final answer
    x = 1,404,372.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.