Home / 997,895.22-1,377,548.58-635,815.50

Finding the Fourth Proportional to 997,895.22, 1,377,548.58 and 635,815.50

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Solution

The fourth proportional to 997,895.22, 1,377,548.58 and 635,815.50 is: 877,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,895.22 : 1,377,548.58 = 635,815.50 : x
  2. Step 2: Convert to fraction form
    997,895.22/1,377,548.58 = 635,815.50/x
  3. Step 3: Cross multiply
    997,895.22x = 1,377,548.58 × 635,815.50
  4. Step 4: Simplify right side
    997,895.22x = 875,866,739,166.99
  5. Step 5: Solve for x
    x = 875,866,739,166.99/997,895.22
  6. Step 6: Final answer
    x = 877,714.13

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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.