Home / 1,348,985.24-2,023,218.30-629,128.52

Finding the Fourth Proportional to 1,348,985.24, 2,023,218.30 and 629,128.52

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Solution

The fourth proportional to 1,348,985.24, 2,023,218.30 and 629,128.52 is: 943,571.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,985.24 : 2,023,218.30 = 629,128.52 : x
  2. Step 2: Convert to fraction form
    1,348,985.24/2,023,218.30 = 629,128.52/x
  3. Step 3: Cross multiply
    1,348,985.24x = 2,023,218.30 × 629,128.52
  4. Step 4: Simplify right side
    1,348,985.24x = 1,272,864,334,715.92
  5. Step 5: Solve for x
    x = 1,272,864,334,715.92/1,348,985.24
  6. Step 6: Final answer
    x = 943,571.73

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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.