Home / 1,307,402.76-1,804,019.40-734,333.16

Finding the Fourth Proportional to 1,307,402.76, 1,804,019.40 and 734,333.16

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Solution

The fourth proportional to 1,307,402.76, 1,804,019.40 and 734,333.16 is: 1,013,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,402.76 : 1,804,019.40 = 734,333.16 : x
  2. Step 2: Convert to fraction form
    1,307,402.76/1,804,019.40 = 734,333.16/x
  3. Step 3: Cross multiply
    1,307,402.76x = 1,804,019.40 × 734,333.16
  4. Step 4: Simplify right side
    1,307,402.76x = 1,324,751,266,703.30
  5. Step 5: Solve for x
    x = 1,324,751,266,703.30/1,307,402.76
  6. Step 6: Final answer
    x = 1,013,269.44

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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.