Home / 1,448,424.40-2,172,625.80-437,544.40

Finding the Fourth Proportional to 1,448,424.40, 2,172,625.80 and 437,544.40

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Solution

The fourth proportional to 1,448,424.40, 2,172,625.80 and 437,544.40 is: 656,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,424.40 : 2,172,625.80 = 437,544.40 : x
  2. Step 2: Convert to fraction form
    1,448,424.40/2,172,625.80 = 437,544.40/x
  3. Step 3: Cross multiply
    1,448,424.40x = 2,172,625.80 × 437,544.40
  4. Step 4: Simplify right side
    1,448,424.40x = 950,620,252,085.52
  5. Step 5: Solve for x
    x = 950,620,252,085.52/1,448,424.40
  6. Step 6: Final answer
    x = 656,313.34

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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.