Home / 1,307,707.76-1,804,638.24-734,747.60

Finding the Fourth Proportional to 1,307,707.76, 1,804,638.24 and 734,747.60

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Solution

The fourth proportional to 1,307,707.76, 1,804,638.24 and 734,747.60 is: 1,013,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,707.76 : 1,804,638.24 = 734,747.60 : x
  2. Step 2: Convert to fraction form
    1,307,707.76/1,804,638.24 = 734,747.60/x
  3. Step 3: Cross multiply
    1,307,707.76x = 1,804,638.24 × 734,747.60
  4. Step 4: Simplify right side
    1,307,707.76x = 1,325,953,615,708.22
  5. Step 5: Solve for x
    x = 1,325,953,615,708.22/1,307,707.76
  6. Step 6: Final answer
    x = 1,013,952.55

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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.