Home / 1,133,136.54-1,563,816.78-623,930.04

Finding the Fourth Proportional to 1,133,136.54, 1,563,816.78 and 623,930.04

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Solution

The fourth proportional to 1,133,136.54, 1,563,816.78 and 623,930.04 is: 861,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,136.54 : 1,563,816.78 = 623,930.04 : x
  2. Step 2: Convert to fraction form
    1,133,136.54/1,563,816.78 = 623,930.04/x
  3. Step 3: Cross multiply
    1,133,136.54x = 1,563,816.78 × 623,930.04
  4. Step 4: Simplify right side
    1,133,136.54x = 975,712,266,098.07
  5. Step 5: Solve for x
    x = 975,712,266,098.07/1,133,136.54
  6. Step 6: Final answer
    x = 861,072.11

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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.