Home / 1,448,485.73-2,172,811.58-383,500.07

Finding the Fourth Proportional to 1,448,485.73, 2,172,811.58 and 383,500.07

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Solution

The fourth proportional to 1,448,485.73, 2,172,811.58 and 383,500.07 is: 575,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,485.73 : 2,172,811.58 = 383,500.07 : x
  2. Step 2: Convert to fraction form
    1,448,485.73/2,172,811.58 = 383,500.07/x
  3. Step 3: Cross multiply
    1,448,485.73x = 2,172,811.58 × 383,500.07
  4. Step 4: Simplify right side
    1,448,485.73x = 833,273,393,026.81
  5. Step 5: Solve for x
    x = 833,273,393,026.81/1,448,485.73
  6. Step 6: Final answer
    x = 575,272.08

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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.