Home / 1,022,295.39-1,411,008.05-635,403

Finding the Fourth Proportional to 1,022,295.39, 1,411,008.05 and 635,403

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Solution

The fourth proportional to 1,022,295.39, 1,411,008.05 and 635,403 is: 877,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,295.39 : 1,411,008.05 = 635,403 : x
  2. Step 2: Convert to fraction form
    1,022,295.39/1,411,008.05 = 635,403/x
  3. Step 3: Cross multiply
    1,022,295.39x = 1,411,008.05 × 635,403
  4. Step 4: Simplify right side
    1,022,295.39x = 896,558,744,817.14
  5. Step 5: Solve for x
    x = 896,558,744,817.14/1,022,295.39
  6. Step 6: Final answer
    x = 877,005.56

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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.