Home / 1,539,213.63-2,309,194.13-474,255.65

Finding the Fourth Proportional to 1,539,213.63, 2,309,194.13 and 474,255.65

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Solution

The fourth proportional to 1,539,213.63, 2,309,194.13 and 474,255.65 is: 711,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,213.63 : 2,309,194.13 = 474,255.65 : x
  2. Step 2: Convert to fraction form
    1,539,213.63/2,309,194.13 = 474,255.65/x
  3. Step 3: Cross multiply
    1,539,213.63x = 2,309,194.13 × 474,255.65
  4. Step 4: Simplify right side
    1,539,213.63x = 1,095,148,363,099.33
  5. Step 5: Solve for x
    x = 1,095,148,363,099.33/1,539,213.63
  6. Step 6: Final answer
    x = 711,498.61

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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.