Home / 1,653,125.10-2,479,687.65-455,232.30

Finding the Fourth Proportional to 1,653,125.10, 2,479,687.65 and 455,232.30

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Solution

The fourth proportional to 1,653,125.10, 2,479,687.65 and 455,232.30 is: 682,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,125.10 : 2,479,687.65 = 455,232.30 : x
  2. Step 2: Convert to fraction form
    1,653,125.10/2,479,687.65 = 455,232.30/x
  3. Step 3: Cross multiply
    1,653,125.10x = 2,479,687.65 × 455,232.30
  4. Step 4: Simplify right side
    1,653,125.10x = 1,128,833,912,191.10
  5. Step 5: Solve for x
    x = 1,128,833,912,191.10/1,653,125.10
  6. Step 6: Final answer
    x = 682,848.45

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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.