Home / 1,817,491.72-2,726,237.20-487,795.72

Finding the Fourth Proportional to 1,817,491.72, 2,726,237.20 and 487,795.72

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Solution

The fourth proportional to 1,817,491.72, 2,726,237.20 and 487,795.72 is: 731,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,491.72 : 2,726,237.20 = 487,795.72 : x
  2. Step 2: Convert to fraction form
    1,817,491.72/2,726,237.20 = 487,795.72/x
  3. Step 3: Cross multiply
    1,817,491.72x = 2,726,237.20 × 487,795.72
  4. Step 4: Simplify right side
    1,817,491.72x = 1,329,846,837,864.78
  5. Step 5: Solve for x
    x = 1,329,846,837,864.78/1,817,491.72
  6. Step 6: Final answer
    x = 731,693.48

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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.