Home / 1,177,072.46-1,761,019.79-1,031,825.28

Finding the Fourth Proportional to 1,177,072.46, 1,761,019.79 and 1,031,825.28

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Solution

The fourth proportional to 1,177,072.46, 1,761,019.79 and 1,031,825.28 is: 1,543,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,072.46 : 1,761,019.79 = 1,031,825.28 : x
  2. Step 2: Convert to fraction form
    1,177,072.46/1,761,019.79 = 1,031,825.28/x
  3. Step 3: Cross multiply
    1,177,072.46x = 1,761,019.79 × 1,031,825.28
  4. Step 4: Simplify right side
    1,177,072.46x = 1,817,064,739,346.99
  5. Step 5: Solve for x
    x = 1,817,064,739,346.99/1,177,072.46
  6. Step 6: Final answer
    x = 1,543,715.28

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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.