Home / 1,099,719.24-1,649,174.24-379,877.76

Finding the Fourth Proportional to 1,099,719.24, 1,649,174.24 and 379,877.76

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Solution

The fourth proportional to 1,099,719.24, 1,649,174.24 and 379,877.76 is: 569,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,719.24 : 1,649,174.24 = 379,877.76 : x
  2. Step 2: Convert to fraction form
    1,099,719.24/1,649,174.24 = 379,877.76/x
  3. Step 3: Cross multiply
    1,099,719.24x = 1,649,174.24 × 379,877.76
  4. Step 4: Simplify right side
    1,099,719.24x = 626,484,616,140.90
  5. Step 5: Solve for x
    x = 626,484,616,140.90/1,099,719.24
  6. Step 6: Final answer
    x = 569,676.87

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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.