Home / 1,422,693.90-2,135,161.35-624,526.38

Finding the Fourth Proportional to 1,422,693.90, 2,135,161.35 and 624,526.38

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Solution

The fourth proportional to 1,422,693.90, 2,135,161.35 and 624,526.38 is: 937,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,693.90 : 2,135,161.35 = 624,526.38 : x
  2. Step 2: Convert to fraction form
    1,422,693.90/2,135,161.35 = 624,526.38/x
  3. Step 3: Cross multiply
    1,422,693.90x = 2,135,161.35 × 624,526.38
  4. Step 4: Simplify right side
    1,422,693.90x = 1,333,464,588,631.41
  5. Step 5: Solve for x
    x = 1,333,464,588,631.41/1,422,693.90
  6. Step 6: Final answer
    x = 937,281.44

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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.