Home / 1,484,163.90-2,226,245.85-687,002.40

Finding the Fourth Proportional to 1,484,163.90, 2,226,245.85 and 687,002.40

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Solution

The fourth proportional to 1,484,163.90, 2,226,245.85 and 687,002.40 is: 1,030,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,163.90 : 2,226,245.85 = 687,002.40 : x
  2. Step 2: Convert to fraction form
    1,484,163.90/2,226,245.85 = 687,002.40/x
  3. Step 3: Cross multiply
    1,484,163.90x = 2,226,245.85 × 687,002.40
  4. Step 4: Simplify right side
    1,484,163.90x = 1,529,436,241,940.04
  5. Step 5: Solve for x
    x = 1,529,436,241,940.04/1,484,163.90
  6. Step 6: Final answer
    x = 1,030,503.60

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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.