Home / 1,236,388.60-1,706,216.11-752,953.61

Finding the Fourth Proportional to 1,236,388.60, 1,706,216.11 and 752,953.61

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Solution

The fourth proportional to 1,236,388.60, 1,706,216.11 and 752,953.61 is: 1,039,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,388.60 : 1,706,216.11 = 752,953.61 : x
  2. Step 2: Convert to fraction form
    1,236,388.60/1,706,216.11 = 752,953.61/x
  3. Step 3: Cross multiply
    1,236,388.60x = 1,706,216.11 × 752,953.61
  4. Step 4: Simplify right side
    1,236,388.60x = 1,284,701,575,699.89
  5. Step 5: Solve for x
    x = 1,284,701,575,699.89/1,236,388.60
  6. Step 6: Final answer
    x = 1,039,075.89

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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.