Home / 1,804,371.72-2,706,230.60-724,840.72

Finding the Fourth Proportional to 1,804,371.72, 2,706,230.60 and 724,840.72

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Solution

The fourth proportional to 1,804,371.72, 2,706,230.60 and 724,840.72 is: 1,087,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,371.72 : 2,706,230.60 = 724,840.72 : x
  2. Step 2: Convert to fraction form
    1,804,371.72/2,706,230.60 = 724,840.72/x
  3. Step 3: Cross multiply
    1,804,371.72x = 2,706,230.60 × 724,840.72
  4. Step 4: Simplify right side
    1,804,371.72x = 1,961,586,136,590.03
  5. Step 5: Solve for x
    x = 1,961,586,136,590.03/1,804,371.72
  6. Step 6: Final answer
    x = 1,087,129.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.