Home / 1,292,517-1,938,775.50-581,714.46

Finding the Fourth Proportional to 1,292,517, 1,938,775.50 and 581,714.46

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Solution

The fourth proportional to 1,292,517, 1,938,775.50 and 581,714.46 is: 872,571.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,517 : 1,938,775.50 = 581,714.46 : x
  2. Step 2: Convert to fraction form
    1,292,517/1,938,775.50 = 581,714.46/x
  3. Step 3: Cross multiply
    1,292,517x = 1,938,775.50 × 581,714.46
  4. Step 4: Simplify right side
    1,292,517x = 1,127,813,743,043.73
  5. Step 5: Solve for x
    x = 1,127,813,743,043.73/1,292,517
  6. Step 6: Final answer
    x = 872,571.69

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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.