Home / 1,020,782.96-1,532,238.47-452,563.09

Finding the Fourth Proportional to 1,020,782.96, 1,532,238.47 and 452,563.09

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Solution

The fourth proportional to 1,020,782.96, 1,532,238.47 and 452,563.09 is: 679,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,782.96 : 1,532,238.47 = 452,563.09 : x
  2. Step 2: Convert to fraction form
    1,020,782.96/1,532,238.47 = 452,563.09/x
  3. Step 3: Cross multiply
    1,020,782.96x = 1,532,238.47 × 452,563.09
  4. Step 4: Simplify right side
    1,020,782.96x = 693,434,573,900.88
  5. Step 5: Solve for x
    x = 693,434,573,900.88/1,020,782.96
  6. Step 6: Final answer
    x = 679,316.37

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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.