Home / 1,458,912.86-2,013,635.67-855,495.26

Finding the Fourth Proportional to 1,458,912.86, 2,013,635.67 and 855,495.26

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Solution

The fourth proportional to 1,458,912.86, 2,013,635.67 and 855,495.26 is: 1,180,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,912.86 : 2,013,635.67 = 855,495.26 : x
  2. Step 2: Convert to fraction form
    1,458,912.86/2,013,635.67 = 855,495.26/x
  3. Step 3: Cross multiply
    1,458,912.86x = 2,013,635.67 × 855,495.26
  4. Step 4: Simplify right side
    1,458,912.86x = 1,722,655,771,051.92
  5. Step 5: Solve for x
    x = 1,722,655,771,051.92/1,458,912.86
  6. Step 6: Final answer
    x = 1,180,780.44

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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.