Home / 1,112,543.85-1,535,340.70-629,181.27

Finding the Fourth Proportional to 1,112,543.85, 1,535,340.70 and 629,181.27

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Solution

The fourth proportional to 1,112,543.85, 1,535,340.70 and 629,181.27 is: 868,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,543.85 : 1,535,340.70 = 629,181.27 : x
  2. Step 2: Convert to fraction form
    1,112,543.85/1,535,340.70 = 629,181.27/x
  3. Step 3: Cross multiply
    1,112,543.85x = 1,535,340.70 × 629,181.27
  4. Step 4: Simplify right side
    1,112,543.85x = 966,007,611,508.69
  5. Step 5: Solve for x
    x = 966,007,611,508.69/1,112,543.85
  6. Step 6: Final answer
    x = 868,287.22

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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.