Home / 1,277,427.65-1,762,790.81-733,180.37

Finding the Fourth Proportional to 1,277,427.65, 1,762,790.81 and 733,180.37

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Solution

The fourth proportional to 1,277,427.65, 1,762,790.81 and 733,180.37 is: 1,011,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,427.65 : 1,762,790.81 = 733,180.37 : x
  2. Step 2: Convert to fraction form
    1,277,427.65/1,762,790.81 = 733,180.37/x
  3. Step 3: Cross multiply
    1,277,427.65x = 1,762,790.81 × 733,180.37
  4. Step 4: Simplify right side
    1,277,427.65x = 1,292,443,605,828.54
  5. Step 5: Solve for x
    x = 1,292,443,605,828.54/1,277,427.65
  6. Step 6: Final answer
    x = 1,011,754.84

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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.