Home / 3,611,535.12-4,983,974.28-1,980,098.64

Finding the Fourth Proportional to 3,611,535.12, 4,983,974.28 and 1,980,098.64

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Solution

The fourth proportional to 3,611,535.12, 4,983,974.28 and 1,980,098.64 is: 2,732,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,535.12 : 4,983,974.28 = 1,980,098.64 : x
  2. Step 2: Convert to fraction form
    3,611,535.12/4,983,974.28 = 1,980,098.64/x
  3. Step 3: Cross multiply
    3,611,535.12x = 4,983,974.28 × 1,980,098.64
  4. Step 4: Simplify right side
    3,611,535.12x = 9,868,760,693,622.98
  5. Step 5: Solve for x
    x = 9,868,760,693,622.98/3,611,535.12
  6. Step 6: Final answer
    x = 2,732,566.72

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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.