Home / 1,745,189.78-2,617,817.07-547,085.30

Finding the Fourth Proportional to 1,745,189.78, 2,617,817.07 and 547,085.30

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Solution

The fourth proportional to 1,745,189.78, 2,617,817.07 and 547,085.30 is: 820,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,189.78 : 2,617,817.07 = 547,085.30 : x
  2. Step 2: Convert to fraction form
    1,745,189.78/2,617,817.07 = 547,085.30/x
  3. Step 3: Cross multiply
    1,745,189.78x = 2,617,817.07 × 547,085.30
  4. Step 4: Simplify right side
    1,745,189.78x = 1,432,169,237,086.07
  5. Step 5: Solve for x
    x = 1,432,169,237,086.07/1,745,189.78
  6. Step 6: Final answer
    x = 820,638.11

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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.