Home / 1,217,401.28-1,825,112.32-507,957.92

Finding the Fourth Proportional to 1,217,401.28, 1,825,112.32 and 507,957.92

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Solution

The fourth proportional to 1,217,401.28, 1,825,112.32 and 507,957.92 is: 761,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,401.28 : 1,825,112.32 = 507,957.92 : x
  2. Step 2: Convert to fraction form
    1,217,401.28/1,825,112.32 = 507,957.92/x
  3. Step 3: Cross multiply
    1,217,401.28x = 1,825,112.32 × 507,957.92
  4. Step 4: Simplify right side
    1,217,401.28x = 927,080,257,833.58
  5. Step 5: Solve for x
    x = 927,080,257,833.58/1,217,401.28
  6. Step 6: Final answer
    x = 761,523.97

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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.