Home / 1,448,639.92-2,172,230.88-501,756.40

Finding the Fourth Proportional to 1,448,639.92, 2,172,230.88 and 501,756.40

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Solution

The fourth proportional to 1,448,639.92, 2,172,230.88 and 501,756.40 is: 752,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,639.92 : 2,172,230.88 = 501,756.40 : x
  2. Step 2: Convert to fraction form
    1,448,639.92/2,172,230.88 = 501,756.40/x
  3. Step 3: Cross multiply
    1,448,639.92x = 2,172,230.88 × 501,756.40
  4. Step 4: Simplify right side
    1,448,639.92x = 1,089,930,746,317.63
  5. Step 5: Solve for x
    x = 1,089,930,746,317.63/1,448,639.92
  6. Step 6: Final answer
    x = 752,382.10

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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.