Home / 1,545,813.72-2,132,143.56-1,493,792.28

Finding the Fourth Proportional to 1,545,813.72, 2,132,143.56 and 1,493,792.28

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Solution

The fourth proportional to 1,545,813.72, 2,132,143.56 and 1,493,792.28 is: 2,060,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,813.72 : 2,132,143.56 = 1,493,792.28 : x
  2. Step 2: Convert to fraction form
    1,545,813.72/2,132,143.56 = 1,493,792.28/x
  3. Step 3: Cross multiply
    1,545,813.72x = 2,132,143.56 × 1,493,792.28
  4. Step 4: Simplify right side
    1,545,813.72x = 3,184,979,589,779.72
  5. Step 5: Solve for x
    x = 3,184,979,589,779.72/1,545,813.72
  6. Step 6: Final answer
    x = 2,060,390.30

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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.