Home / 2,075,961.61-2,864,828.80-1,158,190.89

Finding the Fourth Proportional to 2,075,961.61, 2,864,828.80 and 1,158,190.89

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Solution

The fourth proportional to 2,075,961.61, 2,864,828.80 and 1,158,190.89 is: 1,598,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,961.61 : 2,864,828.80 = 1,158,190.89 : x
  2. Step 2: Convert to fraction form
    2,075,961.61/2,864,828.80 = 1,158,190.89/x
  3. Step 3: Cross multiply
    2,075,961.61x = 2,864,828.80 × 1,158,190.89
  4. Step 4: Simplify right side
    2,075,961.61x = 3,318,018,611,778.68
  5. Step 5: Solve for x
    x = 3,318,018,611,778.68/2,075,961.61
  6. Step 6: Final answer
    x = 1,598,304.42

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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.