Home / 1,636,786.88-2,455,180.32-626,011.52

Finding the Fourth Proportional to 1,636,786.88, 2,455,180.32 and 626,011.52

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Solution

The fourth proportional to 1,636,786.88, 2,455,180.32 and 626,011.52 is: 939,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,786.88 : 2,455,180.32 = 626,011.52 : x
  2. Step 2: Convert to fraction form
    1,636,786.88/2,455,180.32 = 626,011.52/x
  3. Step 3: Cross multiply
    1,636,786.88x = 2,455,180.32 × 626,011.52
  4. Step 4: Simplify right side
    1,636,786.88x = 1,536,971,163,997.29
  5. Step 5: Solve for x
    x = 1,536,971,163,997.29/1,636,786.88
  6. Step 6: Final answer
    x = 939,017.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.