Home / 1,153,499.28-1,580,267.49-1,110,372.72

Finding the Fourth Proportional to 1,153,499.28, 1,580,267.49 and 1,110,372.72

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Solution

The fourth proportional to 1,153,499.28, 1,580,267.49 and 1,110,372.72 is: 1,521,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,499.28 : 1,580,267.49 = 1,110,372.72 : x
  2. Step 2: Convert to fraction form
    1,153,499.28/1,580,267.49 = 1,110,372.72/x
  3. Step 3: Cross multiply
    1,153,499.28x = 1,580,267.49 × 1,110,372.72
  4. Step 4: Simplify right side
    1,153,499.28x = 1,754,685,911,198.87
  5. Step 5: Solve for x
    x = 1,754,685,911,198.87/1,153,499.28
  6. Step 6: Final answer
    x = 1,521,185.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.