Home / 1,022,614.40-1,534,099.80-423,246.80

Finding the Fourth Proportional to 1,022,614.40, 1,534,099.80 and 423,246.80

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Solution

The fourth proportional to 1,022,614.40, 1,534,099.80 and 423,246.80 is: 634,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,614.40 : 1,534,099.80 = 423,246.80 : x
  2. Step 2: Convert to fraction form
    1,022,614.40/1,534,099.80 = 423,246.80/x
  3. Step 3: Cross multiply
    1,022,614.40x = 1,534,099.80 × 423,246.80
  4. Step 4: Simplify right side
    1,022,614.40x = 649,302,831,230.64
  5. Step 5: Solve for x
    x = 649,302,831,230.64/1,022,614.40
  6. Step 6: Final answer
    x = 634,943.95

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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.