Home / 3,130,441.80-4,695,662.70-1,536,118.80

Finding the Fourth Proportional to 3,130,441.80, 4,695,662.70 and 1,536,118.80

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Solution

The fourth proportional to 3,130,441.80, 4,695,662.70 and 1,536,118.80 is: 2,304,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,441.80 : 4,695,662.70 = 1,536,118.80 : x
  2. Step 2: Convert to fraction form
    3,130,441.80/4,695,662.70 = 1,536,118.80/x
  3. Step 3: Cross multiply
    3,130,441.80x = 4,695,662.70 × 1,536,118.80
  4. Step 4: Simplify right side
    3,130,441.80x = 7,213,095,751,928.76
  5. Step 5: Solve for x
    x = 7,213,095,751,928.76/3,130,441.80
  6. Step 6: Final answer
    x = 2,304,178.20

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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.