Home / 1,754,090.94-2,631,136.51-424,394.94

Finding the Fourth Proportional to 1,754,090.94, 2,631,136.51 and 424,394.94

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Solution

The fourth proportional to 1,754,090.94, 2,631,136.51 and 424,394.94 is: 636,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,090.94 : 2,631,136.51 = 424,394.94 : x
  2. Step 2: Convert to fraction form
    1,754,090.94/2,631,136.51 = 424,394.94/x
  3. Step 3: Cross multiply
    1,754,090.94x = 2,631,136.51 × 424,394.94
  4. Step 4: Simplify right side
    1,754,090.94x = 1,116,641,013,654.43
  5. Step 5: Solve for x
    x = 1,116,641,013,654.43/1,754,090.94
  6. Step 6: Final answer
    x = 636,592.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.