Home / 1,260,508.67-1,739,006.25-776,233.06

Finding the Fourth Proportional to 1,260,508.67, 1,739,006.25 and 776,233.06

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Solution

The fourth proportional to 1,260,508.67, 1,739,006.25 and 776,233.06 is: 1,070,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,508.67 : 1,739,006.25 = 776,233.06 : x
  2. Step 2: Convert to fraction form
    1,260,508.67/1,739,006.25 = 776,233.06/x
  3. Step 3: Cross multiply
    1,260,508.67x = 1,739,006.25 × 776,233.06
  4. Step 4: Simplify right side
    1,260,508.67x = 1,349,874,135,538.24
  5. Step 5: Solve for x
    x = 1,349,874,135,538.24/1,260,508.67
  6. Step 6: Final answer
    x = 1,070,896.35

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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.