Home / 1,800,014.40-2,700,280.80-958,629.60

Finding the Fourth Proportional to 1,800,014.40, 2,700,280.80 and 958,629.60

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Solution

The fourth proportional to 1,800,014.40, 2,700,280.80 and 958,629.60 is: 1,438,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,014.40 : 2,700,280.80 = 958,629.60 : x
  2. Step 2: Convert to fraction form
    1,800,014.40/2,700,280.80 = 958,629.60/x
  3. Step 3: Cross multiply
    1,800,014.40x = 2,700,280.80 × 958,629.60
  4. Step 4: Simplify right side
    1,800,014.40x = 2,588,569,103,191.68
  5. Step 5: Solve for x
    x = 2,588,569,103,191.68/1,800,014.40
  6. Step 6: Final answer
    x = 1,438,082.44

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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.