Home / 1,017,418.63-1,404,043.17-635,666.84

Finding the Fourth Proportional to 1,017,418.63, 1,404,043.17 and 635,666.84

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Solution

The fourth proportional to 1,017,418.63, 1,404,043.17 and 635,666.84 is: 877,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,418.63 : 1,404,043.17 = 635,666.84 : x
  2. Step 2: Convert to fraction form
    1,017,418.63/1,404,043.17 = 635,666.84/x
  3. Step 3: Cross multiply
    1,017,418.63x = 1,404,043.17 × 635,666.84
  4. Step 4: Simplify right side
    1,017,418.63x = 892,503,685,097.48
  5. Step 5: Solve for x
    x = 892,503,685,097.48/1,017,418.63
  6. Step 6: Final answer
    x = 877,223.65

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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.