Home / 1,436,382.90-2,154,491.28-526,179.60

Finding the Fourth Proportional to 1,436,382.90, 2,154,491.28 and 526,179.60

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Solution

The fourth proportional to 1,436,382.90, 2,154,491.28 and 526,179.60 is: 789,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,382.90 : 2,154,491.28 = 526,179.60 : x
  2. Step 2: Convert to fraction form
    1,436,382.90/2,154,491.28 = 526,179.60/x
  3. Step 3: Cross multiply
    1,436,382.90x = 2,154,491.28 × 526,179.60
  4. Step 4: Simplify right side
    1,436,382.90x = 1,133,649,359,913.89
  5. Step 5: Solve for x
    x = 1,133,649,359,913.89/1,436,382.90
  6. Step 6: Final answer
    x = 789,238.97

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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.