Home / 1,348,630.58-2,021,532.93-628,378.39

Finding the Fourth Proportional to 1,348,630.58, 2,021,532.93 and 628,378.39

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Solution

The fourth proportional to 1,348,630.58, 2,021,532.93 and 628,378.39 is: 941,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,630.58 : 2,021,532.93 = 628,378.39 : x
  2. Step 2: Convert to fraction form
    1,348,630.58/2,021,532.93 = 628,378.39/x
  3. Step 3: Cross multiply
    1,348,630.58x = 2,021,532.93 × 628,378.39
  4. Step 4: Simplify right side
    1,348,630.58x = 1,270,287,607,885.38
  5. Step 5: Solve for x
    x = 1,270,287,607,885.38/1,348,630.58
  6. Step 6: Final answer
    x = 941,909.25

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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.