Home / 3,840,146.80-5,760,220.20-1,314,962.80

Finding the Fourth Proportional to 3,840,146.80, 5,760,220.20 and 1,314,962.80

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Solution

The fourth proportional to 3,840,146.80, 5,760,220.20 and 1,314,962.80 is: 1,972,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,146.80 : 5,760,220.20 = 1,314,962.80 : x
  2. Step 2: Convert to fraction form
    3,840,146.80/5,760,220.20 = 1,314,962.80/x
  3. Step 3: Cross multiply
    3,840,146.80x = 5,760,220.20 × 1,314,962.80
  4. Step 4: Simplify right side
    3,840,146.80x = 7,574,475,282,808.56
  5. Step 5: Solve for x
    x = 7,574,475,282,808.56/3,840,146.80
  6. Step 6: Final answer
    x = 1,972,444.20

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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.