Home / 1,611,000.30-2,223,168.75-922,824.30

Finding the Fourth Proportional to 1,611,000.30, 2,223,168.75 and 922,824.30

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Solution

The fourth proportional to 1,611,000.30, 2,223,168.75 and 922,824.30 is: 1,273,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,000.30 : 2,223,168.75 = 922,824.30 : x
  2. Step 2: Convert to fraction form
    1,611,000.30/2,223,168.75 = 922,824.30/x
  3. Step 3: Cross multiply
    1,611,000.30x = 2,223,168.75 × 922,824.30
  4. Step 4: Simplify right side
    1,611,000.30x = 2,051,594,145,500.63
  5. Step 5: Solve for x
    x = 2,051,594,145,500.63/1,611,000.30
  6. Step 6: Final answer
    x = 1,273,490.85

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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.