Home / 1,800,803.28-2,484,832.68-1,036,709.20

Finding the Fourth Proportional to 1,800,803.28, 2,484,832.68 and 1,036,709.20

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Solution

The fourth proportional to 1,800,803.28, 2,484,832.68 and 1,036,709.20 is: 1,430,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,803.28 : 2,484,832.68 = 1,036,709.20 : x
  2. Step 2: Convert to fraction form
    1,800,803.28/2,484,832.68 = 1,036,709.20/x
  3. Step 3: Cross multiply
    1,800,803.28x = 2,484,832.68 × 1,036,709.20
  4. Step 4: Simplify right side
    1,800,803.28x = 2,576,048,899,816.66
  5. Step 5: Solve for x
    x = 2,576,048,899,816.66/1,800,803.28
  6. Step 6: Final answer
    x = 1,430,499.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.