Home / 1,627,934.20-2,441,901.30-445,982.20

Finding the Fourth Proportional to 1,627,934.20, 2,441,901.30 and 445,982.20

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Solution

The fourth proportional to 1,627,934.20, 2,441,901.30 and 445,982.20 is: 668,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,934.20 : 2,441,901.30 = 445,982.20 : x
  2. Step 2: Convert to fraction form
    1,627,934.20/2,441,901.30 = 445,982.20/x
  3. Step 3: Cross multiply
    1,627,934.20x = 2,441,901.30 × 445,982.20
  4. Step 4: Simplify right side
    1,627,934.20x = 1,089,044,513,956.86
  5. Step 5: Solve for x
    x = 1,089,044,513,956.86/1,627,934.20
  6. Step 6: Final answer
    x = 668,973.30

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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.