Home / 1,545,320.70-2,318,467.05-746,628.30

Finding the Fourth Proportional to 1,545,320.70, 2,318,467.05 and 746,628.30

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Solution

The fourth proportional to 1,545,320.70, 2,318,467.05 and 746,628.30 is: 1,120,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,320.70 : 2,318,467.05 = 746,628.30 : x
  2. Step 2: Convert to fraction form
    1,545,320.70/2,318,467.05 = 746,628.30/x
  3. Step 3: Cross multiply
    1,545,320.70x = 2,318,467.05 × 746,628.30
  4. Step 4: Simplify right side
    1,545,320.70x = 1,731,033,112,147.52
  5. Step 5: Solve for x
    x = 1,731,033,112,147.52/1,545,320.70
  6. Step 6: Final answer
    x = 1,120,177.26

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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.