Home / 1,265,141.10-1,745,938.32-692,181.30

Finding the Fourth Proportional to 1,265,141.10, 1,745,938.32 and 692,181.30

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Solution

The fourth proportional to 1,265,141.10, 1,745,938.32 and 692,181.30 is: 955,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,141.10 : 1,745,938.32 = 692,181.30 : x
  2. Step 2: Convert to fraction form
    1,265,141.10/1,745,938.32 = 692,181.30/x
  3. Step 3: Cross multiply
    1,265,141.10x = 1,745,938.32 × 692,181.30
  4. Step 4: Simplify right side
    1,265,141.10x = 1,208,505,856,057.42
  5. Step 5: Solve for x
    x = 1,208,505,856,057.42/1,265,141.10
  6. Step 6: Final answer
    x = 955,234.05

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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.