Home / 4,202,772.80-6,304,159.20-1,678,817.60

Finding the Fourth Proportional to 4,202,772.80, 6,304,159.20 and 1,678,817.60

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Solution

The fourth proportional to 4,202,772.80, 6,304,159.20 and 1,678,817.60 is: 2,518,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202,772.80 : 6,304,159.20 = 1,678,817.60 : x
  2. Step 2: Convert to fraction form
    4,202,772.80/6,304,159.20 = 1,678,817.60/x
  3. Step 3: Cross multiply
    4,202,772.80x = 6,304,159.20 × 1,678,817.60
  4. Step 4: Simplify right side
    4,202,772.80x = 10,583,533,418,161.92
  5. Step 5: Solve for x
    x = 10,583,533,418,161.92/4,202,772.80
  6. Step 6: Final answer
    x = 2,518,226.40

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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.