Home / 1,412,228.72-2,118,324.72-347,280.08

Finding the Fourth Proportional to 1,412,228.72, 2,118,324.72 and 347,280.08

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Solution

The fourth proportional to 1,412,228.72, 2,118,324.72 and 347,280.08 is: 520,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,228.72 : 2,118,324.72 = 347,280.08 : x
  2. Step 2: Convert to fraction form
    1,412,228.72/2,118,324.72 = 347,280.08/x
  3. Step 3: Cross multiply
    1,412,228.72x = 2,118,324.72 × 347,280.08
  4. Step 4: Simplify right side
    1,412,228.72x = 735,651,978,227.58
  5. Step 5: Solve for x
    x = 735,651,978,227.58/1,412,228.72
  6. Step 6: Final answer
    x = 520,915.61

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1.5x scale

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.