Home / 1,216,448.60-1,824,697.20-317,834.60

Finding the Fourth Proportional to 1,216,448.60, 1,824,697.20 and 317,834.60

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Solution

The fourth proportional to 1,216,448.60, 1,824,697.20 and 317,834.60 is: 476,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,448.60 : 1,824,697.20 = 317,834.60 : x
  2. Step 2: Convert to fraction form
    1,216,448.60/1,824,697.20 = 317,834.60/x
  3. Step 3: Cross multiply
    1,216,448.60x = 1,824,697.20 × 317,834.60
  4. Step 4: Simplify right side
    1,216,448.60x = 579,951,904,683.12
  5. Step 5: Solve for x
    x = 579,951,904,683.12/1,216,448.60
  6. Step 6: Final answer
    x = 476,758.25

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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.