Home / 1,413,629.28-2,119,188.83-514,903.50

Finding the Fourth Proportional to 1,413,629.28, 2,119,188.83 and 514,903.50

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Solution

The fourth proportional to 1,413,629.28, 2,119,188.83 and 514,903.50 is: 771,898.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,629.28 : 2,119,188.83 = 514,903.50 : x
  2. Step 2: Convert to fraction form
    1,413,629.28/2,119,188.83 = 514,903.50/x
  3. Step 3: Cross multiply
    1,413,629.28x = 2,119,188.83 × 514,903.50
  4. Step 4: Simplify right side
    1,413,629.28x = 1,091,177,743,153.39
  5. Step 5: Solve for x
    x = 1,091,177,743,153.39/1,413,629.28
  6. Step 6: Final answer
    x = 771,898.09

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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.