Home / 1,112,404.80-1,535,148.84-629,042.25

Finding the Fourth Proportional to 1,112,404.80, 1,535,148.84 and 629,042.25

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Solution

The fourth proportional to 1,112,404.80, 1,535,148.84 and 629,042.25 is: 868,095.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,404.80 : 1,535,148.84 = 629,042.25 : x
  2. Step 2: Convert to fraction form
    1,112,404.80/1,535,148.84 = 629,042.25/x
  3. Step 3: Cross multiply
    1,112,404.80x = 1,535,148.84 × 629,042.25
  4. Step 4: Simplify right side
    1,112,404.80x = 965,673,480,398.49
  5. Step 5: Solve for x
    x = 965,673,480,398.49/1,112,404.80
  6. Step 6: Final answer
    x = 868,095.39

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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.