Home / 1,449,900.57-2,000,807.10-805,361.88

Finding the Fourth Proportional to 1,449,900.57, 2,000,807.10 and 805,361.88

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Solution

The fourth proportional to 1,449,900.57, 2,000,807.10 and 805,361.88 is: 1,111,368.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,900.57 : 2,000,807.10 = 805,361.88 : x
  2. Step 2: Convert to fraction form
    1,449,900.57/2,000,807.10 = 805,361.88/x
  3. Step 3: Cross multiply
    1,449,900.57x = 2,000,807.10 × 805,361.88
  4. Step 4: Simplify right side
    1,449,900.57x = 1,611,373,767,573.35
  5. Step 5: Solve for x
    x = 1,611,373,767,573.35/1,449,900.57
  6. Step 6: Final answer
    x = 1,111,368.46

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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.