Home / 1,307,044.67-1,803,862.19-791,082.51

Finding the Fourth Proportional to 1,307,044.67, 1,803,862.19 and 791,082.51

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Solution

The fourth proportional to 1,307,044.67, 1,803,862.19 and 791,082.51 is: 1,091,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,044.67 : 1,803,862.19 = 791,082.51 : x
  2. Step 2: Convert to fraction form
    1,307,044.67/1,803,862.19 = 791,082.51/x
  3. Step 3: Cross multiply
    1,307,044.67x = 1,803,862.19 × 791,082.51
  4. Step 4: Simplify right side
    1,307,044.67x = 1,427,003,825,003.88
  5. Step 5: Solve for x
    x = 1,427,003,825,003.88/1,307,044.67
  6. Step 6: Final answer
    x = 1,091,778.93

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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.