Home / 1,112,976.40-1,535,907.48-629,531.14

Finding the Fourth Proportional to 1,112,976.40, 1,535,907.48 and 629,531.14

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Solution

The fourth proportional to 1,112,976.40, 1,535,907.48 and 629,531.14 is: 868,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,976.40 : 1,535,907.48 = 629,531.14 : x
  2. Step 2: Convert to fraction form
    1,112,976.40/1,535,907.48 = 629,531.14/x
  3. Step 3: Cross multiply
    1,112,976.40x = 1,535,907.48 × 629,531.14
  4. Step 4: Simplify right side
    1,112,976.40x = 966,901,586,818.93
  5. Step 5: Solve for x
    x = 966,901,586,818.93/1,112,976.40
  6. Step 6: Final answer
    x = 868,753.00

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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.