Home / 1,022,293.39-1,411,005.29-635,401

Finding the Fourth Proportional to 1,022,293.39, 1,411,005.29 and 635,401

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Solution

The fourth proportional to 1,022,293.39, 1,411,005.29 and 635,401 is: 877,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,293.39 : 1,411,005.29 = 635,401 : x
  2. Step 2: Convert to fraction form
    1,022,293.39/1,411,005.29 = 635,401/x
  3. Step 3: Cross multiply
    1,022,293.39x = 1,411,005.29 × 635,401
  4. Step 4: Simplify right side
    1,022,293.39x = 896,554,169,094.29
  5. Step 5: Solve for x
    x = 896,554,169,094.29/1,022,293.39
  6. Step 6: Final answer
    x = 877,002.80

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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.