Home / 1,448,696.90-2,172,948.15-383,716.10

Finding the Fourth Proportional to 1,448,696.90, 2,172,948.15 and 383,716.10

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Solution

The fourth proportional to 1,448,696.90, 2,172,948.15 and 383,716.10 is: 575,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,696.90 : 2,172,948.15 = 383,716.10 : x
  2. Step 2: Convert to fraction form
    1,448,696.90/2,172,948.15 = 383,716.10/x
  3. Step 3: Cross multiply
    1,448,696.90x = 2,172,948.15 × 383,716.10
  4. Step 4: Simplify right side
    1,448,696.90x = 833,795,189,620.22
  5. Step 5: Solve for x
    x = 833,795,189,620.22/1,448,696.90
  6. Step 6: Final answer
    x = 575,548.40

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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.