Home / 1,157,907.98-1,597,894.35-648,608.78

Finding the Fourth Proportional to 1,157,907.98, 1,597,894.35 and 648,608.78

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Solution

The fourth proportional to 1,157,907.98, 1,597,894.35 and 648,608.78 is: 895,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,907.98 : 1,597,894.35 = 648,608.78 : x
  2. Step 2: Convert to fraction form
    1,157,907.98/1,597,894.35 = 648,608.78/x
  3. Step 3: Cross multiply
    1,157,907.98x = 1,597,894.35 × 648,608.78
  4. Step 4: Simplify right side
    1,157,907.98x = 1,036,408,304,922.39
  5. Step 5: Solve for x
    x = 1,036,408,304,922.39/1,157,907.98
  6. Step 6: Final answer
    x = 895,069.66

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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.