Home / 1,022,292.89-1,411,004.60-635,400.50

Finding the Fourth Proportional to 1,022,292.89, 1,411,004.60 and 635,400.50

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Solution

The fourth proportional to 1,022,292.89, 1,411,004.60 and 635,400.50 is: 877,002.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,292.89 : 1,411,004.60 = 635,400.50 : x
  2. Step 2: Convert to fraction form
    1,022,292.89/1,411,004.60 = 635,400.50/x
  3. Step 3: Cross multiply
    1,022,292.89x = 1,411,004.60 × 635,400.50
  4. Step 4: Simplify right side
    1,022,292.89x = 896,553,025,165.30
  5. Step 5: Solve for x
    x = 896,553,025,165.30/1,022,292.89
  6. Step 6: Final answer
    x = 877,002.11

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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.