Home / 1,448,381.16-2,172,567.42-451,109.16

Finding the Fourth Proportional to 1,448,381.16, 2,172,567.42 and 451,109.16

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Solution

The fourth proportional to 1,448,381.16, 2,172,567.42 and 451,109.16 is: 676,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,381.16 : 2,172,567.42 = 451,109.16 : x
  2. Step 2: Convert to fraction form
    1,448,381.16/2,172,567.42 = 451,109.16/x
  3. Step 3: Cross multiply
    1,448,381.16x = 2,172,567.42 × 451,109.16
  4. Step 4: Simplify right side
    1,448,381.16x = 980,065,063,879.57
  5. Step 5: Solve for x
    x = 980,065,063,879.57/1,448,381.16
  6. Step 6: Final answer
    x = 676,662.39

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1.5x scale

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.