Home / 2,991,544.80-4,482,068.40-2,456,167.20

Finding the Fourth Proportional to 2,991,544.80, 4,482,068.40 and 2,456,167.20

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Solution

The fourth proportional to 2,991,544.80, 4,482,068.40 and 2,456,167.20 is: 3,679,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,544.80 : 4,482,068.40 = 2,456,167.20 : x
  2. Step 2: Convert to fraction form
    2,991,544.80/4,482,068.40 = 2,456,167.20/x
  3. Step 3: Cross multiply
    2,991,544.80x = 4,482,068.40 × 2,456,167.20
  4. Step 4: Simplify right side
    2,991,544.80x = 11,008,709,392,236.48
  5. Step 5: Solve for x
    x = 11,008,709,392,236.48/2,991,544.80
  6. Step 6: Final answer
    x = 3,679,941.34

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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.