Home / 1,307,315.88-1,804,264.42-734,355.88

Finding the Fourth Proportional to 1,307,315.88, 1,804,264.42 and 734,355.88

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Solution

The fourth proportional to 1,307,315.88, 1,804,264.42 and 734,355.88 is: 1,013,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,315.88 : 1,804,264.42 = 734,355.88 : x
  2. Step 2: Convert to fraction form
    1,307,315.88/1,804,264.42 = 734,355.88/x
  3. Step 3: Cross multiply
    1,307,315.88x = 1,804,264.42 × 734,355.88
  4. Step 4: Simplify right side
    1,307,315.88x = 1,324,972,185,901.79
  5. Step 5: Solve for x
    x = 1,324,972,185,901.79/1,307,315.88
  6. Step 6: Final answer
    x = 1,013,505.77

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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.