Home / 1,133,422.04-1,564,133.82-624,126.44

Finding the Fourth Proportional to 1,133,422.04, 1,564,133.82 and 624,126.44

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Solution

The fourth proportional to 1,133,422.04, 1,564,133.82 and 624,126.44 is: 861,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,422.04 : 1,564,133.82 = 624,126.44 : x
  2. Step 2: Convert to fraction form
    1,133,422.04/1,564,133.82 = 624,126.44/x
  3. Step 3: Cross multiply
    1,133,422.04x = 1,564,133.82 × 624,126.44
  4. Step 4: Simplify right side
    1,133,422.04x = 976,217,272,760.20
  5. Step 5: Solve for x
    x = 976,217,272,760.20/1,133,422.04
  6. Step 6: Final answer
    x = 861,300.77

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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.