Home / 1,904,816.64-2,628,560.34-1,045,359.84

Finding the Fourth Proportional to 1,904,816.64, 2,628,560.34 and 1,045,359.84

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Solution

The fourth proportional to 1,904,816.64, 2,628,560.34 and 1,045,359.84 is: 1,442,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,816.64 : 2,628,560.34 = 1,045,359.84 : x
  2. Step 2: Convert to fraction form
    1,904,816.64/2,628,560.34 = 1,045,359.84/x
  3. Step 3: Cross multiply
    1,904,816.64x = 2,628,560.34 × 1,045,359.84
  4. Step 4: Simplify right side
    1,904,816.64x = 2,747,791,416,452.75
  5. Step 5: Solve for x
    x = 2,747,791,416,452.75/1,904,816.64
  6. Step 6: Final answer
    x = 1,442,549.04

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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.