Home / 1,448,412.40-2,172,607.80-437,532.40

Finding the Fourth Proportional to 1,448,412.40, 2,172,607.80 and 437,532.40

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Solution

The fourth proportional to 1,448,412.40, 2,172,607.80 and 437,532.40 is: 656,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,412.40 : 2,172,607.80 = 437,532.40 : x
  2. Step 2: Convert to fraction form
    1,448,412.40/2,172,607.80 = 437,532.40/x
  3. Step 3: Cross multiply
    1,448,412.40x = 2,172,607.80 × 437,532.40
  4. Step 4: Simplify right side
    1,448,412.40x = 950,586,304,992.72
  5. Step 5: Solve for x
    x = 950,586,304,992.72/1,448,412.40
  6. Step 6: Final answer
    x = 656,295.34

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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.